UATHelper: Packaging (Windows (64-bit)): LogInit: Display:
UATHelper: Packaging (Windows (64-bit)): LogInit: Display: Warning/Error Summary (Unique only)
UATHelper: Packaging (Windows (64-bit)): LogInit: Display: -----------------------------------
UATHelper: Packaging (Windows (64-bit)): LogInit: Display: LogAssetRegistry: Error: Package ../../Plugins/MegascansPlugin/Content/MSPresets/MS_DefaultMaterial_Displacement/Functions/MF_MapAdjustments.uasset has malformed tag
UATHelper: Packaging (Windows (64-bit)): LogInit: Display: LogAssetRegistry: Error: Package ../../Plugins/MegascansPlugin/Content/MSPresets/MS_DefaultMaterial_Displacement/Functions/MF_Transmission.uasset has malformed tag
UATHelper: Packaging (Windows (64-bit)): LogInit: Display:
UATHelper: Packaging (Windows (64-bit)): LogInit: Display: Failure - 2 error(s), 0 warning(s)
UATHelper: Packaging (Windows (64-bit)): LogInit: Display:
UATHelper: Packaging (Windows (64-bit)):
UATHelper: Packaging (Windows (64-bit)): Execution of commandlet took: 11.22 seconds
UATHelper: Packaging (Windows (64-bit)): LogHttp: Display: cleaning up 0 outstanding Http requests.
UATHelper: Packaging (Windows (64-bit)): LogContentStreaming: Display: There are 1 unreleased StreamingManagers
UATHelper: Packaging (Windows (64-bit)): Took 18,2137651s to run UE4Editor-Cmd.exe, ExitCode=1
UATHelper: Packaging (Windows (64-bit)): ERROR: Cook failed.
UATHelper: Packaging (Windows (64-bit)): (see C:\Users\Monsterrr\AppData\Roaming\Unreal Engine\AutomationTool\Logs\C+Program+Files+UE_4.26\Log.txt for full exception trace)
UATHelper: Packaging (Windows (64-bit)): AutomationTool exiting with ExitCode=25 (Error_UnknownCookFailure)
UATHelper: Packaging (Windows (64-bit)): BUILD FAILED
PackagingResults: Error: Unknown Cook Failure
how can i solve this problem