diff --git a/config/locales/crowdin/js-af.yml b/config/locales/crowdin/js-af.yml
index 09bfc40716..605dc564e9 100644
--- a/config/locales/crowdin/js-af.yml
+++ b/config/locales/crowdin/js-af.yml
@@ -270,6 +270,8 @@ af:
     label_attachments: Lêers
     label_drop_files: Drop files here
     label_drop_files_hint: or click to add files
+    label_drop_folders_hint: You cannot upload folders as an attachment. Please select
+      single files.
     label_add_attachments: Add attachments
     label_formattable_attachment_hint: Attach and link files by dropping on this field,
       or pasting from the clipboard.
@@ -412,7 +414,7 @@ af:
       hierarchy_headline: Hierarchy
       children_headline: Children
     relation_buttons:
-      set_parent: Set parent work package
+      set_parent: Set parent
       change_parent: Change parent
       remove_parent: Remove parent
       group_by_wp_type: Group by work package type
diff --git a/config/locales/crowdin/js-ar.yml b/config/locales/crowdin/js-ar.yml
index ef96171117..67beb8226f 100644
--- a/config/locales/crowdin/js-ar.yml
+++ b/config/locales/crowdin/js-ar.yml
@@ -268,6 +268,8 @@ ar:
     label_attachments: الملفّات
     label_drop_files: إسقاط الملفات هنا
     label_drop_files_hint: أو اضغط لإضافة ملفات
+    label_drop_folders_hint: You cannot upload folders as an attachment. Please select
+      single files.
     label_add_attachments: إضافة مرفقات
     label_formattable_attachment_hint: Attach and link files by dropping on this field,
       or pasting from the clipboard.
@@ -407,7 +409,7 @@ ar:
       hierarchy_headline: Hierarchy
       children_headline: الأطفال
     relation_buttons:
-      set_parent: Set parent work package
+      set_parent: Set parent
       change_parent: تغيير الوالد
       remove_parent: إزالة والد
       group_by_wp_type: تجميع حسب نوع حزمة العمل
diff --git a/config/locales/crowdin/js-az.yml b/config/locales/crowdin/js-az.yml
index b1ba5bc8a4..a2c5062d00 100644
--- a/config/locales/crowdin/js-az.yml
+++ b/config/locales/crowdin/js-az.yml
@@ -271,6 +271,8 @@ az:
     label_attachments: Files
     label_drop_files: Drop files here
     label_drop_files_hint: or click to add files
+    label_drop_folders_hint: You cannot upload folders as an attachment. Please select
+      single files.
     label_add_attachments: Add attachments
     label_formattable_attachment_hint: Attach and link files by dropping on this field,
       or pasting from the clipboard.
@@ -413,7 +415,7 @@ az:
       hierarchy_headline: Hierarchy
       children_headline: Children
     relation_buttons:
-      set_parent: Set parent work package
+      set_parent: Set parent
       change_parent: Change parent
       remove_parent: Remove parent
       group_by_wp_type: Group by work package type
diff --git a/config/locales/crowdin/js-bg.yml b/config/locales/crowdin/js-bg.yml
index d9ffa5eb35..57d9f26e03 100644
--- a/config/locales/crowdin/js-bg.yml
+++ b/config/locales/crowdin/js-bg.yml
@@ -270,6 +270,8 @@ bg:
     label_attachments: Файлове
     label_drop_files: Пуснете файлове тук
     label_drop_files_hint: или щракнете, за да добавите файлове
+    label_drop_folders_hint: You cannot upload folders as an attachment. Please select
+      single files.
     label_add_attachments: Add attachments
     label_formattable_attachment_hint: Attach and link files by dropping on this field,
       or pasting from the clipboard.
@@ -412,7 +414,7 @@ bg:
       hierarchy_headline: Hierarchy
       children_headline: Деца
     relation_buttons:
-      set_parent: Set parent work package
+      set_parent: Set parent
       change_parent: Смяна на главният работен пакет
       remove_parent: Remove parent
       group_by_wp_type: Group by work package type
diff --git a/config/locales/crowdin/js-ca.yml b/config/locales/crowdin/js-ca.yml
index c09f615006..52df2cdaec 100644
--- a/config/locales/crowdin/js-ca.yml
+++ b/config/locales/crowdin/js-ca.yml
@@ -272,6 +272,8 @@ ca:
     label_attachments: Arxius
     label_drop_files: Arrossegueu els fitxers aquí
     label_drop_files_hint: o feu clic per afegir arxius
+    label_drop_folders_hint: You cannot upload folders as an attachment. Please select
+      single files.
     label_add_attachments: Add attachments
     label_formattable_attachment_hint: Attach and link files by dropping on this field,
       or pasting from the clipboard.
@@ -414,7 +416,7 @@ ca:
       hierarchy_headline: Hierarchy
       children_headline: Fills
     relation_buttons:
-      set_parent: Set parent work package
+      set_parent: Set parent
       change_parent: Canviar pare
       remove_parent: Remove parent
       group_by_wp_type: Group by work package type
diff --git a/config/locales/crowdin/js-cs.yml b/config/locales/crowdin/js-cs.yml
index 0e33b855d9..fae8d92e36 100644
--- a/config/locales/crowdin/js-cs.yml
+++ b/config/locales/crowdin/js-cs.yml
@@ -271,6 +271,8 @@ cs:
     label_attachments: Soubory
     label_drop_files: Sem přetáhněte soubory
     label_drop_files_hint: or click to add files
+    label_drop_folders_hint: You cannot upload folders as an attachment. Please select
+      single files.
     label_add_attachments: Přidat přílohy
     label_formattable_attachment_hint: Attach and link files by dropping on this field,
       or pasting from the clipboard.
@@ -413,7 +415,7 @@ cs:
       hierarchy_headline: Hierarchie
       children_headline: Potomci
     relation_buttons:
-      set_parent: Set parent work package
+      set_parent: Set parent
       change_parent: Změnit nadřazený
       remove_parent: Odstranit nadřazený
       group_by_wp_type: Seskupit podle typu pracovního balíčku
diff --git a/config/locales/crowdin/js-da.yml b/config/locales/crowdin/js-da.yml
index 19c21f4cde..987b34fa7c 100644
--- a/config/locales/crowdin/js-da.yml
+++ b/config/locales/crowdin/js-da.yml
@@ -270,6 +270,8 @@ da:
     label_attachments: Filer
     label_drop_files: Slip filer hér
     label_drop_files_hint: eller klik for at tilføje filer
+    label_drop_folders_hint: You cannot upload folders as an attachment. Please select
+      single files.
     label_add_attachments: Add attachments
     label_formattable_attachment_hint: Attach and link files by dropping on this field,
       or pasting from the clipboard.
@@ -411,7 +413,7 @@ da:
       hierarchy_headline: Hierarchy
       children_headline: Underordnede
     relation_buttons:
-      set_parent: Set parent work package
+      set_parent: Set parent
       change_parent: Ændr overordnede
       remove_parent: Remove parent
       group_by_wp_type: Group by work package type
diff --git a/config/locales/crowdin/js-de.yml b/config/locales/crowdin/js-de.yml
index 63bafef9d7..7e64836f81 100644
--- a/config/locales/crowdin/js-de.yml
+++ b/config/locales/crowdin/js-de.yml
@@ -278,6 +278,8 @@ de:
     label_attachments: Dateien
     label_drop_files: Dateien hier ablegen
     label_drop_files_hint: oder klicken Sie um Dateien hinzuzufügen
+    label_drop_folders_hint: You cannot upload folders as an attachment. Please select
+      single files.
     label_add_attachments: Anhänge hinzufügen
     label_formattable_attachment_hint: Ziehen Sie Dateien in dieses Feld hinein oder
       fügen Sie sie aus der Zwischenablage ein, um sie Hinzuzufügen und zu Verlinken.
@@ -419,7 +421,7 @@ de:
       hierarchy_headline: Hierarchie
       children_headline: Untergeordnete Arbeitspakete
     relation_buttons:
-      set_parent: Elternelement setzen
+      set_parent: Set parent
       change_parent: Übergeordnetes Arbeitspaket ändern
       remove_parent: Übergeordnetes Arbeitspaket entfernen
       group_by_wp_type: Nach Arbeitspaket-Typ gruppieren
diff --git a/config/locales/crowdin/js-es.yml b/config/locales/crowdin/js-es.yml
index dc532ef270..aaae3b2405 100644
--- a/config/locales/crowdin/js-es.yml
+++ b/config/locales/crowdin/js-es.yml
@@ -275,6 +275,8 @@ es:
     label_attachments: Archivos
     label_drop_files: Suelta los archivos aquí
     label_drop_files_hint: o haga clic en Agregar archivos
+    label_drop_folders_hint: You cannot upload folders as an attachment. Please select
+      single files.
     label_add_attachments: Añadir adjuntos
     label_formattable_attachment_hint: Para adjuntar y vincular archivos, colóquelos
       en este campo o péguelos desde el Portapapeles.
@@ -418,7 +420,7 @@ es:
       hierarchy_headline: Jerarquía
       children_headline: Subordinado
     relation_buttons:
-      set_parent: Set parent work package
+      set_parent: Set parent
       change_parent: Cambiar padre
       remove_parent: Eliminar padre
       group_by_wp_type: Agrupar por tipo de paquete de trabajo
diff --git a/config/locales/crowdin/js-et.yml b/config/locales/crowdin/js-et.yml
index c4aadc4166..5da9e26d54 100644
--- a/config/locales/crowdin/js-et.yml
+++ b/config/locales/crowdin/js-et.yml
@@ -271,6 +271,8 @@ et:
     label_attachments: Failid
     label_drop_files: Drop files here
     label_drop_files_hint: or click to add files
+    label_drop_folders_hint: You cannot upload folders as an attachment. Please select
+      single files.
     label_add_attachments: Add attachments
     label_formattable_attachment_hint: Attach and link files by dropping on this field,
       or pasting from the clipboard.
@@ -413,7 +415,7 @@ et:
       hierarchy_headline: Hierarchy
       children_headline: Children
     relation_buttons:
-      set_parent: Set parent work package
+      set_parent: Set parent
       change_parent: Change parent
       remove_parent: Remove parent
       group_by_wp_type: Group by work package type
diff --git a/config/locales/crowdin/js-fa.yml b/config/locales/crowdin/js-fa.yml
index 785b1a70b9..a4992153dc 100644
--- a/config/locales/crowdin/js-fa.yml
+++ b/config/locales/crowdin/js-fa.yml
@@ -272,6 +272,8 @@ fa:
     label_attachments: Files
     label_drop_files: Drop files here
     label_drop_files_hint: or click to add files
+    label_drop_folders_hint: You cannot upload folders as an attachment. Please select
+      single files.
     label_add_attachments: Add attachments
     label_formattable_attachment_hint: Attach and link files by dropping on this field,
       or pasting from the clipboard.
@@ -415,7 +417,7 @@ fa:
       hierarchy_headline: Hierarchy
       children_headline: بچه ها
     relation_buttons:
-      set_parent: Set parent work package
+      set_parent: Set parent
       change_parent: تغییر والدین
       remove_parent: Remove parent
       group_by_wp_type: Group by work package type
diff --git a/config/locales/crowdin/js-fi.yml b/config/locales/crowdin/js-fi.yml
index 8161525ccf..6a0a12428f 100644
--- a/config/locales/crowdin/js-fi.yml
+++ b/config/locales/crowdin/js-fi.yml
@@ -269,6 +269,8 @@ fi:
     label_attachments: Tiedostot
     label_drop_files: Pudota tiedostoja tähän
     label_drop_files_hint: tai valitse lisätäksesi tiedostoja
+    label_drop_folders_hint: You cannot upload folders as an attachment. Please select
+      single files.
     label_add_attachments: Lisää liitteitä
     label_formattable_attachment_hint: Attach and link files by dropping on this field,
       or pasting from the clipboard.
@@ -411,7 +413,7 @@ fi:
       hierarchy_headline: Hierarchy
       children_headline: Lapset
     relation_buttons:
-      set_parent: Set parent work package
+      set_parent: Set parent
       change_parent: Vaihda pääkohdetta
       remove_parent: Poista ylätaso
       group_by_wp_type: Ryhmittele työpaketin tyypin mukaan
diff --git a/config/locales/crowdin/js-fil.yml b/config/locales/crowdin/js-fil.yml
index 9ef7148200..0182a435ba 100644
--- a/config/locales/crowdin/js-fil.yml
+++ b/config/locales/crowdin/js-fil.yml
@@ -270,6 +270,8 @@ fil:
     label_attachments: Mga file
     label_drop_files: Ihulog ang mga file dito
     label_drop_files_hint: o pindutin upang magdagdag ng mga file
+    label_drop_folders_hint: You cannot upload folders as an attachment. Please select
+      single files.
     label_add_attachments: Magdagdag ng mga nakalakip
     label_formattable_attachment_hint: Idijit at i-link ang mga file sa pamamagitan
       ng paghulog sa patlang na ito, o idikit mula sa clipboard.
@@ -415,7 +417,7 @@ fil:
       hierarchy_headline: Hierarchy
       children_headline: Ang mga bata
     relation_buttons:
-      set_parent: Set parent work package
+      set_parent: Set parent
       change_parent: Palitan ng magulang
       remove_parent: Alisin ang magulang
       group_by_wp_type: Grupo sa pamamagitan ng uri ng work package
diff --git a/config/locales/crowdin/js-fr.yml b/config/locales/crowdin/js-fr.yml
index ddc84ed869..de398745f6 100644
--- a/config/locales/crowdin/js-fr.yml
+++ b/config/locales/crowdin/js-fr.yml
@@ -276,6 +276,8 @@ fr:
     label_attachments: Fichiers
     label_drop_files: Déposez des fichiers ici
     label_drop_files_hint: ou cliquez pour ajouter des fichiers
+    label_drop_folders_hint: You cannot upload folders as an attachment. Please select
+      single files.
     label_add_attachments: Ajouter pièces jointes
     label_formattable_attachment_hint: Insérer des fichiers en les glissant sur ce
       champ, ou en les collant depuis le presse-papiers.
@@ -425,7 +427,7 @@ fr:
       hierarchy_headline: Hiérarchie
       children_headline: Enfants
     relation_buttons:
-      set_parent: Définir le package de travail parent
+      set_parent: Set parent
       change_parent: Changer le parent
       remove_parent: Supprimer le parent
       group_by_wp_type: Grouper par type de lot de travaux
diff --git a/config/locales/crowdin/js-he.yml b/config/locales/crowdin/js-he.yml
index e30759c40e..e00c5e64da 100644
--- a/config/locales/crowdin/js-he.yml
+++ b/config/locales/crowdin/js-he.yml
@@ -270,6 +270,8 @@ he:
     label_attachments: קבצים
     label_drop_files: Drop files here
     label_drop_files_hint: or click to add files
+    label_drop_folders_hint: You cannot upload folders as an attachment. Please select
+      single files.
     label_add_attachments: Add attachments
     label_formattable_attachment_hint: Attach and link files by dropping on this field,
       or pasting from the clipboard.
@@ -412,7 +414,7 @@ he:
       hierarchy_headline: Hierarchy
       children_headline: ילדים
     relation_buttons:
-      set_parent: Set parent work package
+      set_parent: Set parent
       change_parent: שנה אב
       remove_parent: Remove parent
       group_by_wp_type: Group by work package type
diff --git a/config/locales/crowdin/js-hi.yml b/config/locales/crowdin/js-hi.yml
index 82224d2832..cb0ad17c19 100644
--- a/config/locales/crowdin/js-hi.yml
+++ b/config/locales/crowdin/js-hi.yml
@@ -271,6 +271,8 @@ hi:
     label_attachments: फ़ाइलें
     label_drop_files: Drop files here
     label_drop_files_hint: or click to add files
+    label_drop_folders_hint: You cannot upload folders as an attachment. Please select
+      single files.
     label_add_attachments: Add attachments
     label_formattable_attachment_hint: Attach and link files by dropping on this field,
       or pasting from the clipboard.
@@ -412,7 +414,7 @@ hi:
       hierarchy_headline: पदानुक्रम
       children_headline: Children
     relation_buttons:
-      set_parent: Set parent work package
+      set_parent: Set parent
       change_parent: Change parent
       remove_parent: Remove parent
       group_by_wp_type: Group by work package type
diff --git a/config/locales/crowdin/js-hr.yml b/config/locales/crowdin/js-hr.yml
index 3cc2d1f2b1..33f0170e14 100644
--- a/config/locales/crowdin/js-hr.yml
+++ b/config/locales/crowdin/js-hr.yml
@@ -271,6 +271,8 @@ hr:
     label_attachments: Datoteke
     label_drop_files: Ovdje dodajte datoteke
     label_drop_files_hint: ili odaberite za dodavanje datoteka
+    label_drop_folders_hint: You cannot upload folders as an attachment. Please select
+      single files.
     label_add_attachments: Add attachments
     label_formattable_attachment_hint: Attach and link files by dropping on this field,
       or pasting from the clipboard.
@@ -412,7 +414,7 @@ hr:
       hierarchy_headline: Hierarchy
       children_headline: Podređeni
     relation_buttons:
-      set_parent: Set parent work package
+      set_parent: Set parent
       change_parent: Promijeni nadređenog
       remove_parent: Remove parent
       group_by_wp_type: Group by work package type
diff --git a/config/locales/crowdin/js-hu.yml b/config/locales/crowdin/js-hu.yml
index 70253f1369..62666d55ce 100644
--- a/config/locales/crowdin/js-hu.yml
+++ b/config/locales/crowdin/js-hu.yml
@@ -271,6 +271,8 @@ hu:
     label_attachments: Fájlok
     label_drop_files: Húzza a fájlokat ide
     label_drop_files_hint: vagy kattintson a fájlok hozzáadásához
+    label_drop_folders_hint: You cannot upload folders as an attachment. Please select
+      single files.
     label_add_attachments: Melléklet hozzáadása
     label_formattable_attachment_hint: Fájl hozzárendelése mellékletként a fájl "ideejtésével"
       vagy vágólapról beillesztésével.
@@ -413,7 +415,7 @@ hu:
       hierarchy_headline: Hierarchia
       children_headline: Gyermekek
     relation_buttons:
-      set_parent: A Szülő Feladatcsoport kiválasztása
+      set_parent: Set parent
       change_parent: Szülő módosítása
       remove_parent: Szülő eltávolítása
       group_by_wp_type: Rendezés feladatcsoport típusai szerint
diff --git a/config/locales/crowdin/js-id.yml b/config/locales/crowdin/js-id.yml
index d6d23684ff..6230996def 100644
--- a/config/locales/crowdin/js-id.yml
+++ b/config/locales/crowdin/js-id.yml
@@ -271,6 +271,8 @@ id:
     label_attachments: File
     label_drop_files: Drop file di sini
     label_drop_files_hint: atau klik untuk menambahkan
+    label_drop_folders_hint: You cannot upload folders as an attachment. Please select
+      single files.
     label_add_attachments: Tambahkan lampiran
     label_formattable_attachment_hint: Lampirkan dan hubungkan file dengan meletakkannya
       pada field ini, atau sisipkan dari clipboard.
@@ -413,7 +415,7 @@ id:
       hierarchy_headline: Hierarchy
       children_headline: Sub
     relation_buttons:
-      set_parent: Set parent work package
+      set_parent: Set parent
       change_parent: Perubahan induk
       remove_parent: Remove parent
       group_by_wp_type: Group by work package type
diff --git a/config/locales/crowdin/js-it.yml b/config/locales/crowdin/js-it.yml
index cea812f2f6..92beaa4062 100644
--- a/config/locales/crowdin/js-it.yml
+++ b/config/locales/crowdin/js-it.yml
@@ -275,6 +275,8 @@ it:
     label_attachments: File
     label_drop_files: Trascina i file qui
     label_drop_files_hint: o fai clic per aggiungere file
+    label_drop_folders_hint: You cannot upload folders as an attachment. Please select
+      single files.
     label_add_attachments: Aggiungi allegati
     label_formattable_attachment_hint: Allega e collega i file trascinandoli in questo
       campo, o incollandoli dagli appunti.
@@ -421,7 +423,7 @@ it:
       hierarchy_headline: Gerarchia
       children_headline: Figli
     relation_buttons:
-      set_parent: Imposta il pacchetto di lavoro principale
+      set_parent: Set parent
       change_parent: Cambia genitore
       remove_parent: Rimuovi genitore
       group_by_wp_type: Raggruppa per tipo di macro-attività
diff --git a/config/locales/crowdin/js-ja.yml b/config/locales/crowdin/js-ja.yml
index 6418cddf10..2ae07c5315 100644
--- a/config/locales/crowdin/js-ja.yml
+++ b/config/locales/crowdin/js-ja.yml
@@ -260,6 +260,8 @@ ja:
     label_attachments: ファイルを添付する
     label_drop_files: ここにファイルをドロップ
     label_drop_files_hint: またはクリックしてファイルを追加する
+    label_drop_folders_hint: You cannot upload folders as an attachment. Please select
+      single files.
     label_add_attachments: 添付ファイルを追加する
     label_formattable_attachment_hint: このフィールドにドロップ、またはクリップボードから貼り付けて、ファイルを添付およびリンクします。
     label_remove_file: "%{fileName}を削除"
@@ -381,7 +383,7 @@ ja:
       hierarchy_headline: 階層
       children_headline: 子
     relation_buttons:
-      set_parent: 親作業項目を設定する
+      set_parent: Set parent
       change_parent: 親タスクの変更
       remove_parent: 親関係を削除
       group_by_wp_type: ワークパッケージタイプのグループ
diff --git a/config/locales/crowdin/js-ko.yml b/config/locales/crowdin/js-ko.yml
index d9bb85187e..54bd61b2d4 100644
--- a/config/locales/crowdin/js-ko.yml
+++ b/config/locales/crowdin/js-ko.yml
@@ -263,6 +263,8 @@ ko:
     label_attachments: 파일
     label_drop_files: 여기에 파일을 놓으세요
     label_drop_files_hint: 또는 파일을 추가 하려면 클릭하세요
+    label_drop_folders_hint: You cannot upload folders as an attachment. Please select
+      single files.
     label_add_attachments: 첨부 파일 추가
     label_formattable_attachment_hint: 이 필드에 놓거나 클립보드에서 붙여넣어 파일을 첨부하고 연결하세요.
     label_remove_file: "%{fileName} 삭제"
@@ -399,7 +401,7 @@ ko:
       hierarchy_headline: 계층 구조
       children_headline: 하위
     relation_buttons:
-      set_parent: Set parent work package
+      set_parent: Set parent
       change_parent: 부모 변경
       remove_parent: 부모 제거
       group_by_wp_type: 작업 패키지 유형별 그룹화
diff --git a/config/locales/crowdin/js-lol.yml b/config/locales/crowdin/js-lol.yml
index ad154e723b..399c6822cf 100644
--- a/config/locales/crowdin/js-lol.yml
+++ b/config/locales/crowdin/js-lol.yml
@@ -259,6 +259,8 @@ lol:
     label_attachments: crwdns107380:0crwdne107380:0
     label_drop_files: crwdns107382:0crwdne107382:0
     label_drop_files_hint: crwdns107384:0crwdne107384:0
+    label_drop_folders_hint: You cannot upload folders as an attachment. Please select
+      single files.
     label_add_attachments: crwdns107386:0crwdne107386:0
     label_formattable_attachment_hint: crwdns107388:0crwdne107388:0
     label_remove_file: crwdns107390:0%{fileName}crwdne107390:0
@@ -368,7 +370,7 @@ lol:
       hierarchy_headline: crwdns109216:0crwdne109216:0
       children_headline: crwdns107502:0crwdne107502:0
     relation_buttons:
-      set_parent: crwdns109218:0crwdne109218:0
+      set_parent: crwdns109276:0crwdne109276:0
       change_parent: crwdns107504:0crwdne107504:0
       remove_parent: crwdns107506:0crwdne107506:0
       group_by_wp_type: crwdns107508:0crwdne107508:0
diff --git a/config/locales/crowdin/js-lt.yml b/config/locales/crowdin/js-lt.yml
index 140660d4bb..3b87b0800f 100644
--- a/config/locales/crowdin/js-lt.yml
+++ b/config/locales/crowdin/js-lt.yml
@@ -271,6 +271,8 @@ lt:
     label_attachments: Failai
     label_drop_files: Numeskite failus čia
     label_drop_files_hint: arba spustelkite, kad pridėtumėte failus
+    label_drop_folders_hint: You cannot upload folders as an attachment. Please select
+      single files.
     label_add_attachments: Prisegti priedus
     label_formattable_attachment_hint: Prisegti ir susieti failus užvelkant ant šio
       laukelio arba įklijuojant į iškarpinę.
@@ -410,7 +412,7 @@ lt:
       hierarchy_headline: Hierarchy
       children_headline: Pasekėjai
     relation_buttons:
-      set_parent: Nustatyti tėvinį darbų paketą
+      set_parent: Set parent
       change_parent: Keisti pirmtaką
       remove_parent: Pašalinti tėvą
       group_by_wp_type: Grupuoti pagal darbų paketo tipą
diff --git a/config/locales/crowdin/js-lv.yml b/config/locales/crowdin/js-lv.yml
index a1eccd3729..ebc80d5647 100644
--- a/config/locales/crowdin/js-lv.yml
+++ b/config/locales/crowdin/js-lv.yml
@@ -270,6 +270,8 @@ lv:
     label_attachments: Faili
     label_drop_files: Nomest failus šeit
     label_drop_files_hint: vai klikšķiniet šeit, lai pievienotu failus
+    label_drop_folders_hint: You cannot upload folders as an attachment. Please select
+      single files.
     label_add_attachments: Add attachments
     label_formattable_attachment_hint: Attach and link files by dropping on this field,
       or pasting from the clipboard.
@@ -411,7 +413,7 @@ lv:
       hierarchy_headline: Hierarchy
       children_headline: Bērni
     relation_buttons:
-      set_parent: Set parent work package
+      set_parent: Set parent
       change_parent: Mainīt vecāku
       remove_parent: Remove parent
       group_by_wp_type: Group by work package type
diff --git a/config/locales/crowdin/js-nl.yml b/config/locales/crowdin/js-nl.yml
index 1d7cbb40b0..c017557845 100644
--- a/config/locales/crowdin/js-nl.yml
+++ b/config/locales/crowdin/js-nl.yml
@@ -275,6 +275,8 @@ nl:
     label_attachments: Bestanden
     label_drop_files: Bestanden hier neerzetten
     label_drop_files_hint: of klik om bestanden toe te voegen
+    label_drop_folders_hint: You cannot upload folders as an attachment. Please select
+      single files.
     label_add_attachments: Bijlagen toevoegen
     label_formattable_attachment_hint: Hecht en link bestanden door deze in dit veld
       te slepen, of plak deze vanuit het klembord.
@@ -419,7 +421,7 @@ nl:
       hierarchy_headline: Hiërarchie
       children_headline: Subdocumenten
     relation_buttons:
-      set_parent: Set parent work package
+      set_parent: Set parent
       change_parent: Wijzig bovenliggende pagina
       remove_parent: Verwijder bovenliggende map
       group_by_wp_type: Groep per werkpakkettype
diff --git a/config/locales/crowdin/js-no.yml b/config/locales/crowdin/js-no.yml
index e80ccf9d98..d3065dfc32 100644
--- a/config/locales/crowdin/js-no.yml
+++ b/config/locales/crowdin/js-no.yml
@@ -269,6 +269,8 @@
     label_attachments: Filer
     label_drop_files: Drop files here
     label_drop_files_hint: eller klikk for å legge til filer
+    label_drop_folders_hint: You cannot upload folders as an attachment. Please select
+      single files.
     label_add_attachments: Add attachments
     label_formattable_attachment_hint: Attach and link files by dropping on this field,
       or pasting from the clipboard.
@@ -411,7 +413,7 @@
       hierarchy_headline: Hierarchy
       children_headline: Underordnede
     relation_buttons:
-      set_parent: Set parent work package
+      set_parent: Set parent
       change_parent: Endre overordnet
       remove_parent: Remove parent
       group_by_wp_type: Group by work package type
diff --git a/config/locales/crowdin/js-pl.yml b/config/locales/crowdin/js-pl.yml
index 793a8566fd..5df0b93fb7 100644
--- a/config/locales/crowdin/js-pl.yml
+++ b/config/locales/crowdin/js-pl.yml
@@ -269,6 +269,8 @@ pl:
     label_attachments: Pliki
     label_drop_files: Upuść pliki tutaj
     label_drop_files_hint: lub kliknij aby dodać pliki
+    label_drop_folders_hint: You cannot upload folders as an attachment. Please select
+      single files.
     label_add_attachments: Dodaj Załączniki
     label_formattable_attachment_hint: Aby załączyć pliki, przeciągnij je tutaj lub
       wklej ze schowka.
@@ -410,7 +412,7 @@ pl:
       hierarchy_headline: Hierarchia
       children_headline: Dzieci
     relation_buttons:
-      set_parent: Set parent work package
+      set_parent: Set parent
       change_parent: Zmień nadrzędny
       remove_parent: Usuń nadrzędny
       group_by_wp_type: Grupuj wg typu zadań
diff --git a/config/locales/crowdin/js-pt-BR.yml b/config/locales/crowdin/js-pt-BR.yml
index 5308c9cacd..452c500518 100644
--- a/config/locales/crowdin/js-pt-BR.yml
+++ b/config/locales/crowdin/js-pt-BR.yml
@@ -276,6 +276,8 @@ pt-BR:
     label_attachments: Arquivos
     label_drop_files: Solte os arquivos aqui
     label_drop_files_hint: ou clique para adicionar arquivos
+    label_drop_folders_hint: You cannot upload folders as an attachment. Please select
+      single files.
     label_add_attachments: Adicionar anexos
     label_formattable_attachment_hint: Anexar e vincular arquivos soltando neste campo,
       ou colando da área de transferência.
@@ -420,7 +422,7 @@ pt-BR:
       hierarchy_headline: Hierarquia
       children_headline: Filhos
     relation_buttons:
-      set_parent: Definir pacote de trabalho pai
+      set_parent: Set parent
       change_parent: Alterar pai
       remove_parent: Remover pai
       group_by_wp_type: Agrupar por tipo de pacote de trabalho
diff --git a/config/locales/crowdin/js-pt.yml b/config/locales/crowdin/js-pt.yml
index 04ff4fcd53..c244e7d6c8 100644
--- a/config/locales/crowdin/js-pt.yml
+++ b/config/locales/crowdin/js-pt.yml
@@ -273,6 +273,8 @@ pt:
     label_attachments: Ficheiros
     label_drop_files: Largar ficheiro aqui
     label_drop_files_hint: ou clique para adicionar ficheiros
+    label_drop_folders_hint: You cannot upload folders as an attachment. Please select
+      single files.
     label_add_attachments: Adicionar anexos
     label_formattable_attachment_hint: Anexar e associar arquivos soltando neste campo,
       ou colando da área de transferência.
@@ -414,7 +416,7 @@ pt:
       hierarchy_headline: Hierarquia
       children_headline: Filhos
     relation_buttons:
-      set_parent: Set parent work package
+      set_parent: Set parent
       change_parent: Alterar pai
       remove_parent: Remover pai
       group_by_wp_type: Agrupar por tipo de pacote de trabalho
diff --git a/config/locales/crowdin/js-ro.yml b/config/locales/crowdin/js-ro.yml
index a347c6726f..1bac682c4f 100644
--- a/config/locales/crowdin/js-ro.yml
+++ b/config/locales/crowdin/js-ro.yml
@@ -273,6 +273,8 @@ ro:
     label_attachments: Fişiere
     label_drop_files: Trageți fișierele aici
     label_drop_files_hint: sau dați click pentru a adăuga fişiere
+    label_drop_folders_hint: You cannot upload folders as an attachment. Please select
+      single files.
     label_add_attachments: Adaugă fișiere
     label_formattable_attachment_hint: Attach and link files by dropping on this field,
       or pasting from the clipboard.
@@ -416,7 +418,7 @@ ro:
       hierarchy_headline: Hierarchy
       children_headline: Fii
     relation_buttons:
-      set_parent: Set parent work package
+      set_parent: Set parent
       change_parent: Modificare părinte
       remove_parent: Elimina părinte
       group_by_wp_type: Grupează după tipul packetului de lucru
diff --git a/config/locales/crowdin/js-ru.yml b/config/locales/crowdin/js-ru.yml
index ccc160a55f..108781cd71 100644
--- a/config/locales/crowdin/js-ru.yml
+++ b/config/locales/crowdin/js-ru.yml
@@ -273,6 +273,8 @@ ru:
     label_attachments: Файлы
     label_drop_files: Перетащите файлы сюда
     label_drop_files_hint: или кликните для добавления файлов
+    label_drop_folders_hint: You cannot upload folders as an attachment. Please select
+      single files.
     label_add_attachments: Добавить вложения
     label_formattable_attachment_hint: Прикрепите и связать файлы, перетащив их на
       это поле, или вставив из буфера обмена.
@@ -413,7 +415,7 @@ ru:
       hierarchy_headline: Иерархии
       children_headline: Дочерние элементы
     relation_buttons:
-      set_parent: Установить родительский пакет работ
+      set_parent: Set parent
       change_parent: Сменить родителя
       remove_parent: Удалить родителя
       group_by_wp_type: Группировать по типу комплекса работ
diff --git a/config/locales/crowdin/js-sk.yml b/config/locales/crowdin/js-sk.yml
index 8c2b33be63..8d33e64830 100644
--- a/config/locales/crowdin/js-sk.yml
+++ b/config/locales/crowdin/js-sk.yml
@@ -270,6 +270,8 @@ sk:
     label_attachments: Súbory
     label_drop_files: Presuňte súbory sem
     label_drop_files_hint: alebo kliknite na tlačidlo Pridať súbory
+    label_drop_folders_hint: You cannot upload folders as an attachment. Please select
+      single files.
     label_add_attachments: Add attachments
     label_formattable_attachment_hint: Na priloženie súboru ho potiahnite a pustite
       na toto pole alebo ho vložte zo schránky.
@@ -411,7 +413,7 @@ sk:
       hierarchy_headline: Hierarchy
       children_headline: Potomkovia
     relation_buttons:
-      set_parent: Set parent work package
+      set_parent: Set parent
       change_parent: Zmeniť nadradený objekt
       remove_parent: Remove parent
       group_by_wp_type: Group by work package type
diff --git a/config/locales/crowdin/js-sv-SE.yml b/config/locales/crowdin/js-sv-SE.yml
index 800724ce59..62dae7853b 100644
--- a/config/locales/crowdin/js-sv-SE.yml
+++ b/config/locales/crowdin/js-sv-SE.yml
@@ -271,6 +271,8 @@ sv-SE:
     label_attachments: Filer
     label_drop_files: Släpp filer här
     label_drop_files_hint: eller klicka för att lägga till filer
+    label_drop_folders_hint: You cannot upload folders as an attachment. Please select
+      single files.
     label_add_attachments: Lägg till bilagor
     label_formattable_attachment_hint: Attach and link files by dropping on this field,
       or pasting from the clipboard.
@@ -413,7 +415,7 @@ sv-SE:
       hierarchy_headline: Hierarchy
       children_headline: Barn
     relation_buttons:
-      set_parent: Set parent work package
+      set_parent: Set parent
       change_parent: Ändra överordnad
       remove_parent: Ta bort förälder
       group_by_wp_type: Gruppera efter arbetspakettyp
diff --git a/config/locales/crowdin/js-th.yml b/config/locales/crowdin/js-th.yml
index 8e01d7b50e..dea74591e2 100644
--- a/config/locales/crowdin/js-th.yml
+++ b/config/locales/crowdin/js-th.yml
@@ -270,6 +270,8 @@ th:
     label_attachments: ไฟล์
     label_drop_files: วางไฟล์ที่นี่
     label_drop_files_hint: หรือคลิกเพื่อเพิ่มไฟล์
+    label_drop_folders_hint: You cannot upload folders as an attachment. Please select
+      single files.
     label_add_attachments: เพิ่มไฟล์แนบ
     label_formattable_attachment_hint: Attach and link files by dropping on this field,
       or pasting from the clipboard.
@@ -412,7 +414,7 @@ th:
       hierarchy_headline: Hierarchy
       children_headline: Children
     relation_buttons:
-      set_parent: Set parent work package
+      set_parent: Set parent
       change_parent: Change parent
       remove_parent: Remove parent
       group_by_wp_type: Group by work package type
diff --git a/config/locales/crowdin/js-tr.yml b/config/locales/crowdin/js-tr.yml
index 9123f2375a..3c53679037 100644
--- a/config/locales/crowdin/js-tr.yml
+++ b/config/locales/crowdin/js-tr.yml
@@ -271,6 +271,8 @@ tr:
     label_attachments: Dosyalar
     label_drop_files: Dosyaları buraya bırakın
     label_drop_files_hint: veya eklemek için tıklayın
+    label_drop_folders_hint: You cannot upload folders as an attachment. Please select
+      single files.
     label_add_attachments: Dosya Ekle
     label_formattable_attachment_hint: Dosyaları bu alana sürükleyerek ekleyebilir
       veya panodan yapıştırabilirsiniz.
@@ -413,7 +415,7 @@ tr:
       hierarchy_headline: Hiyerarşi
       children_headline: Çocuk
     relation_buttons:
-      set_parent: Üst iş paketi ayarla
+      set_parent: Set parent
       change_parent: Üstünü değiştir
       remove_parent: Üstündekini kaldır
       group_by_wp_type: İş paketi türüne göre grupla
diff --git a/config/locales/crowdin/js-uk.yml b/config/locales/crowdin/js-uk.yml
index 0dcc2ff652..96787f55d2 100644
--- a/config/locales/crowdin/js-uk.yml
+++ b/config/locales/crowdin/js-uk.yml
@@ -272,6 +272,8 @@ uk:
     label_attachments: Files
     label_drop_files: Перетягніть файли сюди
     label_drop_files_hint: або клацніть, щоб додати файли
+    label_drop_folders_hint: You cannot upload folders as an attachment. Please select
+      single files.
     label_add_attachments: Додати вкладення
     label_formattable_attachment_hint: Attach and link files by dropping on this field,
       or pasting from the clipboard.
@@ -414,7 +416,7 @@ uk:
       hierarchy_headline: Hierarchy
       children_headline: Дочірні елементи
     relation_buttons:
-      set_parent: Set parent work package
+      set_parent: Set parent
       change_parent: Змінити батьківський об'єкт
       remove_parent: Remove parent
       group_by_wp_type: Group by work package type
diff --git a/config/locales/crowdin/js-vi.yml b/config/locales/crowdin/js-vi.yml
index 74035e1c60..5663ace2d4 100644
--- a/config/locales/crowdin/js-vi.yml
+++ b/config/locales/crowdin/js-vi.yml
@@ -274,6 +274,8 @@ vi:
     label_attachments: Tập tin
     label_drop_files: Thả các tập tin ở đây
     label_drop_files_hint: hoặc nhấn vào đây để thêm tập tin
+    label_drop_folders_hint: You cannot upload folders as an attachment. Please select
+      single files.
     label_add_attachments: Add attachments
     label_formattable_attachment_hint: Đính kèm và liên kết tập tin bằng cách thả
       vào đây, hoặc copy và dán.
@@ -414,7 +416,7 @@ vi:
       hierarchy_headline: Hệ thống phân cấp
       children_headline: Children
     relation_buttons:
-      set_parent: Set parent work package
+      set_parent: Set parent
       change_parent: Change parent
       remove_parent: Remove parent
       group_by_wp_type: Group by work package type
diff --git a/config/locales/crowdin/js-zh-TW.yml b/config/locales/crowdin/js-zh-TW.yml
index b25ff87d78..f5178d7ec3 100644
--- a/config/locales/crowdin/js-zh-TW.yml
+++ b/config/locales/crowdin/js-zh-TW.yml
@@ -265,6 +265,8 @@ zh-TW:
     label_attachments: 檔案
     label_drop_files: 將檔案拖曳至此處
     label_drop_files_hint: 或按一下要添加的檔
+    label_drop_folders_hint: You cannot upload folders as an attachment. Please select
+      single files.
     label_add_attachments: 新增附件
     label_formattable_attachment_hint: 藉由拖放或從剪貼簿貼上至此欄位來附加和連結檔案。
     label_remove_file: 刪除 %{fileName}
@@ -399,7 +401,7 @@ zh-TW:
       hierarchy_headline: Hierarchy
       children_headline: 子階
     relation_buttons:
-      set_parent: Set parent work package
+      set_parent: Set parent
       change_parent: 改變上層
       remove_parent: 移除上一層
       group_by_wp_type: 按工作包類型分組
diff --git a/config/locales/crowdin/js-zh.yml b/config/locales/crowdin/js-zh.yml
index 8f77f0a567..fb4197a0bb 100644
--- a/config/locales/crowdin/js-zh.yml
+++ b/config/locales/crowdin/js-zh.yml
@@ -260,6 +260,8 @@ zh:
     label_attachments: 文件
     label_drop_files: 将文件拖至此处
     label_drop_files_hint: 或单击以添加文件
+    label_drop_folders_hint: You cannot upload folders as an attachment. Please select
+      single files.
     label_add_attachments: 添加附件
     label_formattable_attachment_hint: 将文件拖拽到此区域或从剪贴板粘贴以附加文件
     label_remove_file: 删除 %{fileName}
@@ -392,7 +394,7 @@ zh:
       hierarchy_headline: 层次结构
       children_headline: 子类
     relation_buttons:
-      set_parent: Set parent work package
+      set_parent: Set parent
       change_parent: 更改父级
       remove_parent: 删除上一级
       group_by_wp_type: 按工作包类型分组