Missing Module

I get this when I try to package my game. Any idea what this means? My project name is TLOF_418.

UATHelper: Packaging (Windows (64-bit)): LogInit: Warning: Incompatible or missing module: UE4Editor-TLOF_418.dll
UATHelper: Packaging (Windows (64-bit)): Took 2.4946322s to run UE4Editor-Cmd.exe, ExitCode=1
UATHelper: Packaging (Windows (64-bit)): Cook failed. Deleting cooked data.
UATHelper: Packaging (Windows (64-bit)): ERROR: Cook failed.
UATHelper: Packaging (Windows (64-bit)): (see C:\Users\Hunter\AppData\Roaming\Unreal Engine\AutomationTool\Logs\C+UE4+UE_4.18\UAT_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