Backup Failed - Shadow Copy?

31.03.16 08:35  	DEBUG  	Created new database connection for urbackup/backup_server.db
31.03.16 08:35  	DEBUG  	smartfile: Connecting for filelist...
31.03.16 08:35  	DEBUG  	smartfile: Waiting for filelist
31.03.16 08:35  	DEBUG  	Created new database connection for urbackup/backup_server.db
31.03.16 08:37  	ERROR  	Error while getting files in folder "\\?\GLOBALROOT\Device\HarddiskVolumeShadowCopy541\Documents and Settings\Administrator\Local Settings\Temporary Internet Files\Content.IE5\SUCMH4LQ". Windows errorcode: 87. Access to root directory is gone too. Shadow copy was probably deleted while indexing.
31.03.16 08:37  	WARNING  	Writer Event Log Writer has failure state VSS_WS_FAILED_AT_PREPARE_SNAPSHOT with error VSS_E_WRITERERROR_NONRETRYABLE. UrBackup will continue with the backup but the associated data may not be consistent.
31.03.16 08:37  	ERROR  	Constructing of filelist of "smartfile" failed: error - index error
31.03.16 08:37  	INFO  	server_prepare_hash Thread finished (exit)
31.03.16 08:37  	DEBUG  	Setting cachesize to 40960
31.03.16 08:37  	INFO  	server_hash Thread finished - normal
31.03.16 08:37  	ERROR  	Backup had errors. Deleting partial backup.
31.03.16 08:37  	WARNING  	Exponential backoff: Waiting at least 1h 20m before next file backup

This client will not take an image for the life of it; it is a 2003 Microsoft Windows Server. All that was done for the UrBackup was installing the client on the machine and matching the server_idents.txt file to the UrBackup server.