Unreal Engine Issues
Unreal Engine Issues
4.6.1 to 4.7 conversion crash "Assertion failed: Pin != nullptr ...K2Node_DynamicCast.cpp]"
UE - Gameplay - Blueprint - Feb 25, 2015Several Users are experiencing crashes on importing a 4.6.1 project into 4.7.0 (Release) Here are the crash reporter links: [Link Removed] [Link Removed] [Link Removed] [Link Removed] [Link Removed ...
Morph Target Sets to Zero When Transitioning From 1 to -1 Causing Flickering
OLD - Anim - Jan 16, 2018-Morph target cycles through all values instead of only alternating between 1 and -1 -Couldn't reproduce in 4.17 -attached a test morph target asset Link to example video from user: [Link Removed] ...
Affect Indirect Lighting While Hidden can affect the environment after data layer unload in editor
UE - Graphics Features - Sep 9, 2024After setting Affects Indirect Lighting While Hidden but before saving the level, the emissive contribution persistents through datalayer visibility toggles. This does not appear to occur in PIE, on ...
Movie Render Queue does not render letterboxes to exports with sensor aspect ratios between 16:9 and 1:1
UE - Anim - Sequencer - Jul 28, 2021There is a discrepancy between how Movie Scene Capture (Legacy) and Movie Render Queue handle letterboxing for sensor aspect ratio's that do not match the export resolution, which seems to be a bug ...
A 5.5 level that contains a Text3DComponent in a BP crashes the engine when opened in 5.6 (and up)
UE - Virtual Production - Sep 11, 2025A 5.5 level that contains a Text3DComponent in a BP crashes the engine when opened in 5.6 (and up). The licensee has provided his analysis: Description: Level instance created in UE5.5 and re-saved ...
Crash after converting to 4.7.0 from 4.6.1
UE - Gameplay - Blueprint - Feb 26, 2015User is crashing when opening project after converting to 4.7. [Link Removed] [Link Removed] LOG IS ATTACHED 4.6 project with updated plugin: [Link Removed] ...
Spelling error in Content Examples - Animation_Basic map - Station 1.1
UE - Content - Content Example - Apr 18, 2022Transform in misspelled in the first paragraph of station 1.1 on animation_basics in content examples. ...
SKP Import - Applied texture maps from previous Twinmotion versions are lost after reimport in TM 2025.1.1
TM - Interoperability - May 8, 2025Reported in SF [Link Removed] For SKP imports that were added to a file in a previous version of Twinmotion, when the .tm file is concerted to and opened in TM 2025.1.1, if the SKP model is re-impo ...
InverseExposureLerp should return 1.0 when EYE_ADAPTION_DISABLED is 1
UE - Graphics Features - Sep 16, 2024Materials using EyeAdaptationInverse may render incorrectly when debug visualizations are active. This issue can be resolved by modifying the EyeAdaptionInverse function in EyeAdaptionCommon.us ...
UE 4.6.1 Memory Game Causes Mac OSX to Crash
Tools - Jan 19, 2015On a Mac running OSX 10.10.1, the launcher crashes when the user selects the "Memory Game" located in the "Learn" section under "Example Game Projects." ...