How should I go about fixing the error "Ensure condition failed: SoundCueGraph" when cooking my project?

Got this error when trying to cook my project. Help please.

LogInit: Display: LogOutputDevice: Error: Ensure condition failed: SoundCueGraph [File:D:\Build++UE4\Sync\Engine\Source\Runtime\Engine\Private\SoundCue.cpp] [Line: 134]
[2019.05.28-12.41.12:118][427]UATHelper: Packaging (Android (ETC1)):

entire log