"The following error occurred during the processing of a given gathering: Illegal characters i (4280415)

When Gathering user information with MessageStats Report Pack for Lotus Notes you receive the following in your task logs.

The following error occurred during the processing of a given gathering: Illegal characters in path..
 
As well as
 
The following error occurred in trying to execute a given task: Quest.MessageStats.Runtime.MessageStatsException: Error in report pack data source execute ---> System.ArgumentException: Illegal characters in path.
   at System.IO.Path.CheckInvalidPathChars(String path)
   at System.IO.Path.GetExtension(String path)
   at QmsLotusNotes.QmsLotusNotesUserEnumeration.UserEnumeration.PerformUserGathering(IDbConnection dbConnection)
   at QmsLotusNotes.QmsLotusNotesUserEnumeration.UserEnumeration.Execute()
   at Quest.MessageStats.Runtime.QmsCoreManager.Quest.MessageStats.Runtime.Interop.IQMSCoreManager.ExecuteTask()
   --- End of inner exception stack trace ---
   at Quest.MessageStats.Runtime.QmsCoreManager.Quest.MessageStats.Runtime.Interop.IQMSCoreManager.ExecuteTask()
Time:2010-10-11T16:20:25.9931485Z
Component:Internal Processing
HR:
EventID:{4b988a19-8645-4031-b68d-c5fdeb5bffdd}