Incorrect mouse position provided by the Get Mouse Position on Viewport node

Tools - Nov 6, 2017

The Get Mouse Position on Viewport node does not appear to give the correct position of the mouse in the viewport. The further the mouse is moved away from 0, 0, the greater the discrepancy appears ...

Unable to compile level blueprint after deleting a structure that was being used as a variable type

UE - Gameplay - Blueprint - Nov 6, 2017

After compiling, the variable disappears from the variable list which prevents the user from deleting it and being able to recompile the level succussfully Not a regression as it occurs in 4.18.1 a ...

Hierarchical and normal Instanced Static Mesh Components do not maintain PerInstanceRandom values when transforms are modified

UE - Graphics Features - Nov 6, 2017

When using PerInstanceRandom in a material that is applied to a Hierarchical or normal Instanced Static Mesh component, there are issues of the value resetting when certain transform operations are ...

Anim Blueprint Debug Filter Changes Back to Default When PIE

UE - Gameplay - Blueprint - Nov 3, 2017

workaround Debug Filter changes back to default when PIE. When playing - Shift + F1 to release mouse Debug Filter can be changed to what is needed ...

Can Not Add New Notify to Notify Track In Animation Sequences or Montages On a Mac

OLD - Anim - Nov 3, 2017

Only occurs on Mac When clicking on the Notify Track in a Montage or in an Animation Sequence a bar shows up where you can name the new notify and after hitting enter it adds it to the Notify Track. ...

Child-Level Blueprint Do Not Call Parents Begin Play by default

UE - Gameplay - Nov 3, 2017

When creating a level script actor class and adding logic in the new level script actor class the logic is not automatically executed in child levels. In order to get it to execute someone has to go ...

Plugin code for plugins located in an AdditionalPluginDirectories directory is not being included in the project's solution

UE - Foundation - Core - Nov 3, 2017

In the 4.17 release notes, there is a note that mentions that plugins added to a directory in the AdditionalPluginDirectories list in the .uproject file would automatically get included in the gener ...

Find in Blueprints search does not work with ":" or "=" symbols.

UE - Gameplay - Nov 3, 2017

When adding comments to Blueprints with ":" or "=" symbols at the end of the comment results in searches not working. Searching for "todo:" will not work but removing the ":" results in a successful ...

[CrashReport] UBlueprintGeneratedClass::AddReferencedObjectsInUbergraphFrame()

UE - Gameplay - Blueprint - Nov 2, 2017

This is a common engine crash that has occurred since at least 4.16. Users have not provided any useful descriptions of their actions when the crash occurred. The callstack shares some similaritie ...

[CrashReport] Assertion failed: NewWorld | UE4Editor_Engine!UEngine::LoadMap()

UE - Gameplay - Nov 2, 2017

This is a common and longstanding crash that has occurred since at least 4.15. Originally this was being tracked under [Link Removed] due to sharing the same callstack, but that had specific repro ...