Crash Occurs Enabling new Audio Mixer with Audio Devices Disabled

UE - Audio - May 25, 2017

If a user has all their audio devices disabled, and then enables the new audio mixer for 4.16, a crash occurs when trying to launch any new or existing project. This is a regression as this crash d ...

Copying values of an array created through C++ does not copy all values

Tools - Aug 24, 2017

Copying values of an array created through C++ does not copy all values, only the first value is copied over. This is different than an array that is created in blueprints when those are copied they ...

Sequencer capture movie rendering is issue.

UE - Anim - Sequencer - Jul 13, 2017

This problem always occured in 4.16.0, 4.16.2. It does not occur 4.15.3. ・Reproduction Project Linkhttps://udn.unrealengine.com/storage/attachments/299111-captureerror-416.zip ...

Packaging fails when nativized blueprint implements interface with virtual function

UE - Gameplay - Blueprint - May 18, 2017

If an interface contains a virtual function that returns "nullptr", If an interface contains a UFUNCTION that has a TSubclassOf type as a parameter or return value, implementing the interface in a b ...

Blueprint compile failure with empty FTimerHandle return value

UE - Gameplay - Blueprint - Jul 13, 2017

Blueprint compile failure when returning a Timer Handle from a function call when the Timer Handle node is not connected. Compile failure message: "ICE: The type of property %s doesn't match a term ...

Unable to select SimplePivotPainterExampleMat Instance's parameter settings if Param button is disabled

Tools - Aug 31, 2017

When going through the engine content you are unable to select SimplePivotPainterExampleMat Instance's parameter settings if Param button is disabled. If the button is enabled the settings appeared ...

Match3 crashes on device after locking and unlocking the screen on iOS

Tools - Aug 23, 2016

Aug 23 15:25:15 A6240 UnrealMatch3[987] <Warning>: Assertion failed: CommandEncoder.IsRenderPassDescriptorValid() [Link Removed] [Line: 700] Match3 does not resume after locking and unlocking the s ...

Moving a Copy of an Actor from Persistent to Sublevel Dirties Persistent Level

Tools - Aug 18, 2017

Using Alt-Drag to move a copy of an actor from the persistent level to a sublevel (when the sublevel is selected as the current level in the Levels window), the persistent level is getting marked as ...

Combobox shows no text in android device using Mac.

UE - Platform - Mobile - May 19, 2017

This issue is reproduced in 4.16 preview 3 version and in Mac, deployed into android device. And not reproduced in windows pc. Not reproduced in 4.15.2 launcher version(regression) Not reproduced on ...

iOS movie become laggy and crashes when played in iPhone 6/6s.

UE - Platform - Mobile - Feb 24, 2017

Movie play in iOS is laggy and crashes in some movie. This issue seems to be happening when the movie is played in umg widget. Tested in 4.14.3 4.15 Dev_Mobile Latest as of 2/24 Original UDN post ...