Unreal Engine Issues

GlobalShaderCache file is missing when Direct X 11 SM5 is disabled for packaging

When trying to launch a .exe after disabling SM5 in the project settings, an error will appear. The global shader cache file ../../../../Engine/GlobalShaderCache-PCD3D_SM5.bin is missing. ...

Adding a Structure BP parameter with a Enum BP as a member to a Niagara Module Script crashes the engine

Adding a parameter of type structure bp which references an enum as a value to a module script crashes the engine. This issue is also occurring in 4.27. ...

Crash when removing Blueprint function

The Editor crashes whenever the reference to the "DeleteThisFunction" function is deleted. ...

Scroll widget into view will cause a crash is given a null value

If the user uses "Get child at" with an invalid index and then hooks up the return value to a "Scroll Widget into View" node's "Widget to Find" pin it will cause a crash ...

Scene capture allocate internal render target

Using an integer that is higher than the total members in an enum to select an enum will cause a crash

If the user uses an integer to select a member of an enum, the enumeration will crash if the integer is higher than the number of members in the enum. ...

Extra Game Mode frames are rendered between Shots

Extra Game Mode frames are rendered between Shots Regression: YES Worked: 4.13.1 CL:3142249 Broken: 4.14 Releases CL:3164219 ...

Adding teleport node after AddMovementInput breaks jumping animation

Calling the teleport node after the Add Movement Input nodes affects movement by preventing the character's capsule from updating, causing the mesh to hit the top of the capsule during the jump anim ...

Trace collision audio occlusion is not working on iOS/tvOS

The Left side of the test map works in 4.16 and Main so marking this as a regression. Tested on iPhone6S+_4982 OS: 10.2.1 and tvOS 10.2 ...

Low res textures (MobileContentScaleFactor) on iPad Pro 10.5"

There's no device profile to set MobileContentScaleFactor for iPadPro 10.5". It picks up other rendering settings properly from the iPadPro family, but this doesn't set MobileContentScaleFactor. T ...