ERROR: Invalid argument(s): [1] = "" The session ID is invalid because the session separator character was not found. Invalid argument(s): [1] = "" The session ID is invalid because the session separator character was not found. - MgUserInformation.SetMgSessionId() line 212 file c:\working\build_area\mapguide\3.1.2\x64\mgdev\common\mapguidecommon\System/UserInformation.cpp - MgUserInformation.SetMgSessionId() line 212 file c:\working\build_area\mapguide\3.1.2\x64\mgdev\common\mapguidecommon\System/UserInformation.cpp