Unreal Engine Issues
Unreal Engine Issues
[CrashReport] UE4Editor_Kismet!FBlueprintGraphArgumentLayout::OnArgNameChange()
UE - Gameplay - Blueprint Editor - Jul 19, 2017This is a common crash affecting users in 4.16 and has been occurring since at least 4.14 affecting more than 300 unique users. User Descriptionsi made a macro called IsolateYaw and set the input t ...
Enum Element Names Reset on Project Upgrade
UE - Gameplay - Feb 22, 2017Upgrading a copy of a project from 4.14 to 4.15 appears to be resetting the names of enum elements on switch on enum nodes. Opening the enum, saving it, and then restarting the project seems to res ...
Infinite loop error message does not help and spawns too many messages
UE - Gameplay - Blueprint - Dec 17, 2014The infinite loop reporter is reporting every infinite loop by popping up a window for each problem loop. So if you have an actor with 3 loops that trigger the infinite loop error and then you have ...
Inconsistent Prioritization of Navigation Modifiers
UE - AI - Dec 12, 2016When working with Nav Modifiers in a level that contains objects that have a custom Nav Area class, the prioritization of the modifiers is not consistent. If you notice in the attached project, so ...
Sharing Material shaders wastes memory and disappears from the memreport
UE - Graphics Features - Jul 18, 2019Enabling bShareMaterialShaderCode breaks memory tracking and wastes memory due to issues in ShaderCodeLibrary. It is also worth noting that after cooking with bShareMaterialShaderCode enabled causes ...
The DemoRec console command crashes the editor if used during PIE
UE - Networking - Aug 5, 2015The DemoRec console command crashes the editor if used during PIE. Reproduced in 4.9 Preview 2 binary and 4.9 Releases (//depot/UE4-Releases/4.9/Promotable-CL-2643093). Does NOT occur in 4.8.3 bina ...
Upgrading project results in loss of game input
UE - Gameplay - Input - Jan 7, 2020Upgrading a marketplace creator's project to engine version 4.23.1 and above results in loss of (previously) working functionality with game input. ProjectDownload: [Link Removed] Tested in: 4.2 ...
[CrashReport] UE4Editor_Engine!FBaseBlendedCurve<FAnimStackAllocator>::InitFrom() [animcurvetypes.h:364]
OLD - Anim - Jul 5, 2016This Jira was created from CrashReports submitted by the public due to the high number of occurrences. Descriptions from users are provided below. Source Context: 349 } 350 351 ...
Editing the value of an Array Variable in an Actor Component's bp Details panel will collapse the expanded array
UE - Gameplay - Blueprint - Mar 27, 2015Editing the value of an Array Variable in an Actor Component's bp Details panel will collapse the expanded array. Found in 4.7.3 but also reproducible in Main 2491982. Another user reporting the i ...
Landscape Components No Longer Editable after Undoing Component Deletion
UE - LD & Modeling - Terrain - Landscape - Oct 20, 2015When working in Manage Mode with Landscapes and deleting a component, if you undo the deletion, you can no longer modify or select the component. I did attempt to rebuild the scenes lighting and ge ...