Don't undef filename in ConfigFilename.
Don't undef filename in ConfigFilename.

PATRIC3/Workspace,PATRIC3/Workspace,olsonanl/Workspace,PATRIC3/Workspace,PATRIC3/Workspace,olsonanl/Workspace,olsonanl/Workspace,PATRIC3/Workspace,PATRIC3/Workspace,olsonanl/Workspace,olsonanl/Workspace,olsonanl/Workspace