Unable to Repair BKF Files with Repair Tool - Version 5.3 If you have any issues when we are unable to repair BKF files with repair tool? A BIT (Background Intelligent Transfer Service) is an highly developed technique to transfer data from one computer to another. BKF Repair Tool can be used to repair missing catalog files and when inconsistency was encountered in requested media. But if you are running Ntbackup.exe utility to back up of your data and along with that BITS is also running at the same time then it definitely corrupt System backup files. I don't know very well but there are so many reasons that easily corrupt Windows Backup files but using some efficient BKF repair tool you can simply execute recovery process after these error messages: 'inconsistency was encountered in requested media, unable to read XP backup files, corruption due to BITS, repair missing catalog files, and so on'. Take a trial tour of BKF Repair Tool by just $89 for personal license. For more details, visit: http://www.repairtool.bkfrepair.net/