Unreal Engine Issues
Unreal Engine Issues
Curve Table Editor's "Add Key" functionality does not work and appears to not be implemented..
UE - Editor - Aug 5, 2024Creating a new Curve Table asset, and then trying to use the right-click menu "Add Key" option does not do anything. FRealCurveModel still has the function, but it is left intentionally empty despit ...
Structured log automated decimal number tests fail in languages / cultures that use commas instead of periods
UE - Foundation - Jul 17, 2025The following Localisation Tests in "Engine\Source\Runtime\Core\Tests\Logging\StructuredLogFormatTest.cpp:275" TestLoc(LOCTEXT("Float", " {Float} "), ANSITEXTVIEW(R"(128.25)")); TestLoc(LOCTEXT ...
Tooltips not appearing in Editor when hovering over assets due to Slate Cursor Move settings
UE - Editor - UI Systems - Slate - Feb 3, 2026User noticed that when Slate.EnableSyntheticCursorMoves is set to false the editor UI tooltips no longer display. As noted by the user, modifying Slate.CursorSignificantMoveDetectionThreshold to at ...
Adding "Add Velocity" module to event handler stage causes ensure (ensureMsg)
UE - Niagara - Scripting - Dec 19, 2023Adding a module which has Required Dependencies (such as "Add Velocity") to event handler stage causes ensureMsg. > > In system /Game/NewNiagaraSystem.NewNiagaraSystem, module AddVelocity (NiagaraN ...
Array inputs in Custom Events cause a compiler "note"
UE - Gameplay - Blueprint - Sep 1, 2015Array inputs in Custom Events cause a compiler "note". On compile, "NOTE" is added to the node, and this appears in the Compiler Results: "Info No value will be returned by reference. Parameter 'Lis ...
Running traces consecutively sometimes register incorrect hits
UE - Gameplay - Apr 6, 2015If two line traces are run one right after the other to the same end point but different start locations, at times the second trace will incorrectly register hitting other objects though the trace l ...
Ease node "Shortest Path" auto sets to true after closing and reopening editor
UE - Gameplay - Blueprint - Mar 9, 2015UPDATE: 3/10/2015 User reported manually adding a separate boolean value causes that value to automatically switch to true upon reloading editor as well. No current workaround is available. ======= ...
Hidden Actors on the foliage menu re-open when the editor is re-opened
UE - World Creation - Worldbuilding Tools - Foliage - Nov 18, 2014If a user hides the details of a foliage actor in the foliage tool menu, then saves and closes the editor the details will re-open upon re-opening the editor. ...
Trigger volumes do not detect overlap events
UE - Gameplay - Dec 24, 2014Trigger volumes do not detect overlap events. Tested in //depot/UE4/Promotable-CL-2394966 ...
Physics are inconsistent between PIE and Standalone
UE - Simulation - Physics - Apr 16, 2015A user has found that they are seeing differences in how objects are affected by physics in Stand alone as apposed to PIE. While testing the amount of force applied to an object in the different pla ...