Merge pull request #4316 from blockscout/np-fix-decompiled-contracts-bug

Fix decompiled contracts bug

CHANGELOG.md

@@ -10,6 +10,7 @@
 - [#4067](https://github.com/blockscout/blockscout/pull/4067) - Display LP tokens USD value and custom metadata in tokens dropdown at address page
 
 ### Fixes
+- [#4316](https://github.com/blockscout/blockscout/pull/4316) - Fix `/decompiled-contracts` bug
 - [#4310](https://github.com/blockscout/blockscout/pull/4310) - Fix logo URL redirection, set font-family defaults for chart.js
 - [#4308](https://github.com/blockscout/blockscout/pull/4308) - Fix internal server error on contract verification options page
 - [#4307](https://github.com/blockscout/blockscout/pull/4307) - Fix for composing IPFS URLs for NFTs images

apps/block_scout_web/lib/block_scout_web/views/address_decompiled_contract_view.ex

@@ -230,6 +230,10 @@ defmodule BlockScoutWeb.AddressDecompiledContractView do
     end)
   end
 
+  def last_decompiled_contract_version(decompiled_contracts) when is_nil(decompiled_contracts), do: nil
+
+  def last_decompiled_contract_version(decompiled_contracts) when decompiled_contracts == [], do: nil
+
   def last_decompiled_contract_version(decompiled_contracts) do
     Enum.max_by(decompiled_contracts, & &1.decompiler_version)
   end