Trying to ship a Test-Game here, but keep getting the same Error

Running AutomationTool…
Parsing command line: -ScriptsForProject=U:/20190915/project4/project4.uproject BuildCookRun -project=U:/20190915/project4/project4.uproject -noP4 -clientconfig=Shipping -serverconfig=Shipping -nocompile -nocompileeditor -installed -ue4exe=“C:\Program Files\Epic Games\UE_4.23\Engine\Binaries\Win64\UE4Editor-Cmd.exe” -utf8output -platform=Win64 -targetplatform=Win64 -ini:Game:[/Script/UnrealEd.ProjectPackagingSettings]:BlueprintNativizationMethod=Disabled -skipcook -compressed -stage -deploy -cmdline=" -Messaging" -device=WindowsNoEditor@COMPUTER -addcmdline="-SessionId=FCD83E4E4DBAED75FC03CDB616E8FFE6 -SessionOwner=‘dave’ -SessionName=‘COMPUTER’ " -run
Setting up ProjectParams for U:\20190915\project4\project4.uproject
********** STAGE COMMAND STARTED **********
ERROR: Stage Failed. Missing receipt ‘U:\20190915\project4\Binaries\Win64\project4-Win64-Shipping.target’. Check that this target has been built.
(see C:\Users\dave\AppData\Roaming\Unreal Engine\AutomationTool\Logs\C+Program+Files+Epic+Games+UE_4.23\Log.txt for full exception trace)
AutomationTool exiting with ExitCode=103 (Error_MissingExecutable)
BUILD FAILED