When packaging for ECT1 i get this error.
UATHelper: Packaging (Android (ETC1)): LogInit: Display: LogDerivedDataCache: Error: Memory cache was corrputed (size) C:/Users/User/AppData/Local/UnrealEngine/4.18/DerivedDataCache/Boot.ddc.
More of the output log, https://pastebin.com/bbhJRNsc
For do I fix this?