From d8e4f8e464d6fea8cecfee5725e9855b07d02c92 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Oliver=20G=C3=BCnther?= <mail@oliverguenther.de>
Date: Fri, 7 Dec 2018 08:05:02 +0100
Subject: [PATCH] Fix project scrolling running into null element

---
 .../project-menu-autocomplete.component.ts             | 10 ++++++++--
 1 file changed, 8 insertions(+), 2 deletions(-)

diff --git a/frontend/src/app/components/projects/project-menu-autocomplete/project-menu-autocomplete.component.ts b/frontend/src/app/components/projects/project-menu-autocomplete/project-menu-autocomplete.component.ts
index 63f890fe4f..108bf79b9e 100644
--- a/frontend/src/app/components/projects/project-menu-autocomplete/project-menu-autocomplete.component.ts
+++ b/frontend/src/app/components/projects/project-menu-autocomplete/project-menu-autocomplete.component.ts
@@ -300,8 +300,14 @@ export class ProjectMenuAutocompleteComponent extends ILazyAutocompleterBridge<I
   }
 
   private scrollCurrentProjectIntoView() {
-    let currentProject = document.getElementsByClassName('ui-menu-item-wrapper selected')[0] as HTMLElement;
-    let currentProjectHeight = currentProject.offsetHeight
+    let currentProject:HTMLElement|null = document.querySelector('.ui-menu-item-wrapper.selected');
+
+    // It can happen that no project is selected yet initially.
+    if (!currentProject) {
+      return;
+    }
+
+    let currentProjectHeight = currentProject.offsetHeight;
     let scrollableContainer = document.getElementsByClassName('project-menu-autocomplete--results')[0];
 
     // Scroll current project to top of the list and