Unreal Engine Issues

Crash Generating Proxy Meshes after replacing static meshes in the level

Crash occurs when the user attempts to build HLOD after replacing the static meshes in the level with another set of static meshes. Couldn't reproduce this with just any mesh replacing the meshes. ...

[CrashReport] Assertion failed - FAssetEditorManager::OpenEditorForAsset()

This is a common crash affecting users in 4.16. Unfortunately they have not provided any additional information ...

Crash when attempting to merge two objects using Simplygon - ProxyMaterialUtilities::CreateProxyMaterialInstance

Engine crashes on completing a simplygon merge of two actors Note If you set On screen size to 50, you can speed up the merge to get to the crash quicker ...

[CrashReport] UE4Editor_OutputLog!SConsoleInputBox::OnKeyCharHandler() [soutputlog.cpp:710]

Comments from user:crashes when trying to type "dynamic" into the console tab I attempted the users repro in 4.19 Binary @ 3843120 and was unable to come up with a repro. ...

Crash Generating Proxy Mesh with Transition Screen Size set to 1

Crash occurs when attempting to Generate Proxy Meshes with Transition Screen Size set to 1. ...

Crash when importing the same Alembic file but as a different Asset Type

Crash when exiting PIE after execute demorec command

This issue is regression because it doesn't reproduce 4.18.3. Default level is just the level to move. Demorec level runs demorec command with beginplay and has one replicated variable. UEditorEn ...

Editor crashes after redoing the addition of a component to a static mesh actor

This is not a regression. This also occurs dating back to 4.15 and 4.14. The editor crashes on this check in FLevelEditorActionCallbacks::Paste_CanExecute() when updating the Edit menu state: chec ...

Crash importing alembic asset over itself after saving it in Content Browser

Crash occurs when importing an alembic asset as a static mesh, saving it, and then importing it again as Geometry Cache. ...

Editor crashes when adding a parameter to a material when using Forward Shading and DX12

Setting the default RHI for Windows to DX12 and enabling Forward Shading results in a crash when adding a texture sample parameter to a material. Found in 4.22 CL# 5660361 and 4.23 CL# 6074473 Wor ...