Error code=6

hello i try to google but i cant find any answer, what is ExitCode=6 (6) ???

i made a new project with ue 4.25 i try to make it executable for win64 and this is what i get :

UATHelper: Packaging (Windows (64-bit)): ERROR: No target name was specified on the command-line.
PackagingResults: Error: No target name was specified on the command-line.
UATHelper: Packaging (Windows (64-bit)): Took 0.4401832s to run UnrealBuildTool.exe, ExitCode=6
UATHelper: Packaging (Windows (64-bit)): UnrealBuildTool failed. See log for more details. (C:\Users\walid\AppData\Roaming\Unreal Engine\AutomationTool\Logs\C+Program+Files+Epic+Games+UE_4.25\UBT-test-Win64-Shipping.txt)
UATHelper: Packaging (Windows (64-bit)): AutomationTool exiting with ExitCode=6 (6)
UATHelper: Packaging (Windows (64-bit)): BUILD FAILED
PackagingResults: Error: Unknown Error

I had same problem I try a lot of solving methot but dont had solving (interest with plugin)

Did either of you ever figure out why? I’ve tried using engine built from source and not, tried disabling all plugins, checked every blueprint for compile errors. It gives me no errors except…

AutomationTool exiting with ExitCode=6 (6)
UATHelper: Packaging (Windows (64-bit)): BUILD FAILED
PackagingResults: Error: Unknown Error

I am having the same error.
Did you find any solution ?