Unreal Engine Issues
Unreal Engine Issues
Equals (==) node in blueprint is case sensitive for the Cyrillic alphabet
UE - Foundation - Core - May 21, 2015If two strings or names are compared in blueprint using the Equals (==) node, it is not case sensitive in English. It is case sensitive in Cyrillic however, even though it should be the same functio ...
Custom TouchInterface doesn't fade to Inactive Opacity
UE - Platform - Mobile - Jan 12, 2016Custom TouchInterface doesn't fade to Inactive Opacity User Description: Virtual Joystick always show on screen, even if Time Until Deactive is 0.00001. ...
Make array node elements break when editing struct elements
UE - Gameplay - Blueprint - Sep 23, 2015If a Make Array BP node is connected to a structure, using the "Split Struct Pin" and "Remove Array Element Pin" options causes array elements numbers to change randomly. ...
Actor in Map in Struct Causes Crash When Changed
UE - Gameplay - Blueprint - Mar 8, 2018User submitted bug. Editor will crash after changing key or value in Map. ...
Crash on adding elements to a TMap property
Tools - Jul 25, 2019Adding elements to a TMap<int32, int32> causes the editor to crash if the TMap has a default value associated with it. Tested in 4.22 (CL - 4753647), 4.23 (CL - 7445012), 4.24 (CL - 7605614) ...
Overriding a struct member field's default value on a BP-added component in a BP asset will no longer allow the user to edit that struct member on instances of that BP's component if the member is deprecated.
UE - Framework - Blueprint - Oct 19, 2023Properties that are deprecated are (incorrectly) not currently being propagated to instances by the duplication logic that we use to instance BP-added components as part of Actor-based BP constructi ...
Water is missing or appears in wrong places due to incorrectly rendered WaterInfoTexture.
UE - Graphics Tools - Terrain - Water - Jun 16, 2025Water is missing, appears in strange blocks, or appears in wrong places due to incorrectly rendered WaterInfoTexture. The WaterInfoTexture is part of the WaterZone actor. ...
Adjusting transform of a mesh with LODs causes LODs to flicker
UE - World Creation - Worldbuilding Tools - Foliage - Jun 3, 2015If a hierarchical instanced static mesh has LODs and is scaled in a blueprint, the mesh will rapidly switch between LODs, causing a flickering effect. Note: This only seems to occur if the camera ...
Other components aren't ignored if 'Ignore Owning Actor' is enabled for a Radial Force component
UE - Gameplay - Jun 17, 2015Other components aren't ignored if 'Ignore Owning Actor' is enabled for a Radial Force component User Description: From 4.7 release notes; "New: Added 'Ignore Owning Actor' option to Radial Force ...
Calling a child's child in a child blueprint from a spawn actor from class node that is being called back to the child causes an error
UE - Gameplay - Blueprint - Jun 29, 2015Calling a child's child in a child blueprint from a spawn actor from class node that is being called back to the child causes an error. Basically, when using the spawn actor node referencing the chi ...