Unreal Engine Issues
Unreal Engine Issues
Too large project icon image causes engine to crash
Tools - Apr 27, 2015The engine will crash if you upload a project icon that's way too large for the 192x192 area. It'll also crash when you open that project back up and try to access the project settings ...
Crash when searching for a string with the same name as the collection
UE - Editor - Content Pipeline - Content Browser - Feb 28, 2025The editor crashes when creating a local collection of the same name by typing certain characters in the search box of the content browser. This does not reproduce in UE5.4 and is a regression in UE ...
UE4Editor does not start when there are no audio devices available
UE - Platform - Linux - Sep 26, 2018UE4Editor does not open when there are no audio input or output devices available. The editor hangs at 83% after it initializes the AudioMixer. This issue looks like it was caused by CL 4396954. Et ...
Keyboard Shortcuts for Blueprint Editor Do Not Appear until Opening Blueprint
Tools - Feb 11, 2015In any newly opened project the 'Keyboard Shortcuts' within the 'Editor Preferences' for the 'Blueprint Editor' do not appear until you have opened a blueprint within the project. After closing and ...
Post Process volume change Unable to PIE and Crash
Tools - May 30, 2017There is a compound issue with using the post process volume. Editing the value by using the mouse or dragging on the color wheel does not trigger this issue. Using the keyboard to edit this value c ...
[CrashReport] UE4Editor_UnrealEd!UnFbx::FFbxImporter::RecursiveBuildSkeleton()
UE - Editor - Content Pipeline - Import and Export - Jul 30, 2015This is a common crash affecting users. User DescriptionsJust import a Mesh of Fuse Source Context 624 void UnFbx::FFbxImporter::RecursiveBuildSkeleton(FbxNode* Link, TArray<FbxNode*>& Out ...
Pixelated texture has material artifacts occur when two corners are covered
UE - Graphics Features - Feb 2, 2018There is an issue with ramp-like textures where multiple corners are covered when you apply the mesh with the alpha channel on, there is a strange border that appears around the whole plane mesh tha ...
[CrashReport] PhysX3CommonPROFILE_x64!physx::Gu::Facet::silhouette() [guepa.cpp:319]
UE - Simulation - Physics - Apr 19, 2018No user comments in crash group 313 void Facet::silhouette(const Ps::aos::Vec3VArg w, const Ps::aos::Vec3V* PX_RESTRICT aBuf, const Ps::aos::Vec3V* PX_RESTRICT bBuf, EdgeBuffer& edgeBuffer, ...
Atmospheric Fog Sun Disc Has Wrong Intensity
UE - Graphics Features - May 4, 2018This behavior has been observed in 4.18.3, 4.19.2, and Main (CL 4048405). Note that adding BP_Sky_Sphere to the scene and assigning the Directional Light Actor to it will fix the issue. Per User: ...
Atmospheric Fog Sun Disc Has Wrong Intensity
UE - Graphics Features - May 4, 2018This behavior has been observed in 4.18.3, 4.19.2, and Main (CL 4048405). Note that adding BP_Sky_Sphere to the scene and assigning the Directional Light Actor to it will fix the issue. Per User: ...