Unreal Engine Issues
Unreal Engine Issues
Landscape Visibility Mask Rendering with Missing Landscape Components when Deployed to Mobile Device
UE - Graphics Features - Apr 8, 2015Landscape Material renders with missing components when using a 'Landscape Visibility Mask' and deploying to a mobile device. I have found this issue now with an Android and iOS device. I was able ...
Hot reload causes AnimBlueprint to lose functionality and crash
OLD - Anim - Mar 31, 2015Casting to a character class inside of AnimBlueprint after a hot reload caused editor to crash Crash Reporter: [Link Removed] Additionally, Casts fail, breaking AnimBlueprint after a hot reload ...
Crash when travelling during ability activation when URL contains "#"
UE - Framework - Jul 18, 2025This issue is related to [Link Removed], where the "?listen" option sent on the URL to clients could cause issues with RPCs being called locally during travel. The fix to remove the "?listen" option ...
Function call inputs do not revert to their Default Values if a variable node is connected and then disconnected
UE - Gameplay - Blueprint - Aug 3, 2015Function call inputs do not revert to their Default Values if a variable node is connected and then disconnected. Refreshing the call node does not reset the inputs to their defaults. Reproduced in ...
Default Value elements in a variable array inside a Game Instance Blueprint collapses after anything is entered
Tools - Jul 16, 2015Default Value elements in a variable array inside a Game Instance Blueprint collapses after anything is entered. This does not occur in other Blueprint classes. Additional actions that will collaps ...
Renaming Parameters resets all Instances in Level and Thumbnails
UE - Rendering Architecture - Materials - Jan 27, 2015Renaming a Parameter in a Base Material will make all instances of that Base Material in the level and the instance's thumbnail reset to default values from Base Material until the Instance is opene ...
Characters with disabled Net Load on Client are loaded twice on a Standalone Client
UE - Networking - Jun 16, 2015Characters with disabled Net Load on Client are loaded twice on a Standalone Client. This does not occur on the Server. This only occurs in Standalone, not in PIE nor in packaged games. Reproduced ...
Cannot Compile GitHub Source Code for UE4 Game on Mac
UE - Platform - Apple - Apr 16, 2015Dowloaded 4.7.5 release from GitHub and was able to compile the UE4 Editor source code successfully. Then attempted to compile using the "UE4 - Game -Mac" filepath, but received message saying could ...
UIScaleCurve float-point value in BaseEngine.ini lacks precision
UE - Editor - UI Systems - Slate - Jun 4, 2020The screenshots below display 1920x1080pixel widget button. First one with Default DPIScaleCurve shows extra borders on the right and bottom. Next one with more precision shows no extra boundary. [ ...
Regression of CanJump Function not being accessible in blueprints in 4.8
UE - Gameplay - Jun 26, 2015When trying to override the CanJump function of a character blueprint, the function does not show up in the MyBlueprint panel's function section. Hovering over the Function bar shows the "Override" ...