Unreal Engine Issues
Unreal Engine Issues
Opening a project that contains an actor in viewport with a child actor component of type TextRenderActor crashes the editor
UE - Gameplay - Blueprint - Jan 12, 2016If a blueprint with a child actor component of type TextRenderActor is added to a level and the editor is saved, closed, and reopened, the project will crash with the following assert: Assertion ...
FLayoutUV::PackCharts can take an unacceptably long time to run
Docs - Samples - Jun 12, 2015When attempting to launch KiteDemo recently, this operation required hours to complete (on a decent spec PC). It looks as if there's possible scope for improving the FAllocator2D algorithm (maintai ...
[CrashReport] UE4Editor_TextureFormatDXT!__delayLoadHelper2() [delayhlp.cpp:323]
UE - Graphics Features - Nov 3, 2016This Jira was created from CrashReports submitted by the public due to the high number of occurrences. Error message: Unknown exception - code c06d007e (first/second chance not available) Source ...
[CrashReport] UE4Editor-Core.dylib!FThreadStats::FThreadStats()
UE - Graphics Features - Nov 17, 2016This Jira was created from CrashReports submitted by the public due to the high number of occurrences. Error message: SEGV_MAPERR at 0x0 Source Context:N/A Most recent user affected CL: 3195953 ...
[CrashReport] UE4Editor_UnrealEd!SaveWorld() [filehelpers.cpp:359]
Tools - Aug 31, 2016This Jira was created from CrashReports submitted by the public due to the high number of occurrences. Descriptions from users are provided below. Error message: Assertion failed: !bIsReentrant [L ...
Crash When Building Lighting for a Level with Previously Purged Lightmaps
UE - Graphics Features - Feb 27, 2019If you go into World settings, select Force No Precomputed Lighting, rebuild lighting to purge lightmaps, uncheck Force No Precomputed Lighting, save level, quit, reload project and try rebuilding l ...
Datasmith files containing special characters do not import correctly in Unreal
UE - Editor - Content Pipeline - Datasmith - Exporters - Oct 10, 2018User is experiencing an import issue with a 3DS Max 2019 file. Their workflow is as follows and works for all their assets but this one:Original file created in revit 2019Import revit link to 3dsmax ...
Using PC_Enum instead of PC_Byte with CreatePin results in incorrect pin
UE - Gameplay - Blueprint Editor - Jul 23, 2021This is a bug that can make it confusing for users (and internal devs) to make custom nodes related to enums. This is occuring because the PC_Enum type was added after the original PC_Byte but ...
Black screen on Android devices with a Mali 400
UE - Platform - Mobile - Dec 10, 2014When using the Launch on Feature with a Mali 400 Device, the project, once locked on, will appear black on 4.6 and will crash on CL# 2375758. This error occurs on new projects. Tappy Chicken Run fi ...
[CrashReport] PhysX3PROFILE_x64!physx::PxcDiscreteNarrowPhase() [pxcnpbatch.cpp:293]
UE - Simulation - Physics - Nov 23, 2016This Jira was created from CrashReports submitted by the public due to the high number of occurrences. Error message: Access violation - code c0000005 (first/second chance not available) Source C ...