Error message upon starting external drive (WD Passport)

[watermom22]

This is the message I get - not sure what it is indicating, or what to do about it. Thanks!

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email: Not available
Problem Description:

Product Name: WD Anywhere Backup
Product Version: 2.0.0.0
CLRVersion: 2.0.50727.3615
OSVersion: Microsoft Windows NT 5.1.2600 Service Pack 3
Build Version: 3.50.4592
Shutdown?: False
Platform: 32 bit
Backup Plan: 1
Backup Name: "My WD_Backup"
Destination: E:\My WD_Backup
Secure: False
Provider Type: Tanagra.HardDisk
InstanceID: 3A8DED98-791A-4875-B12A-076B4E7958E0


Exception: System.Exception: Please open log file and search "Possible database file corruption alert" for more details about this error and possible fixes. ---> Finisar.SQLite.SQLiteException: unable to open database file
at Finisar.SQLite.sqlite3.Throw()
at Finisar.SQLite.sqlite3.sqlite_vm.Dispose()
at Finisar.SQLite.SQLiteCommand.ExecuteNonQuery()
at Tanagra.DataClad.Utility.SQLiteFileError.DoUpdate(SQLiteConnection conn, AutoBackupErrorItem item, String fileName)
at Tanagra.DataClad.Utility.SQLiteFileError.Add(AutoBackupErrorItem item)
at Tanagra.DataClad.ProviderInstance.ErrorDBAdd(Message msg, Exception ex)
at Tanagra.DataClad.BackupMessageSink.DoProcessQueue(IMessageQueue queue)
at Tanagra.DataClad.BackupMessageSink.ProcessQueues()
--- End of inner exception stack trace ---
at Tanagra.DataClad.BackupMessageSink.ProcessQueues()
at System.Threading.ThreadHelper.ThreadStart_Context(Object state)
at System.Threading.ExecutionContext.Run(ExecutionContext executionContext, ContextCallback callback, Object state)
at System.Threading.ThreadHelper.ThreadStart()
App: Tanagra.DataClad