While working on Mac many a time users reports a common issue that time machine is not backing up data after restore. Actually this type of problem is arises when there is no enough space on the hard drive to create new backup files. Hence in order to overcome this problem you will need to remove some unnecessary data from your hard drive and create some free space. However in case if there is plenty of disk space is free on your Mac system and you are still facing time machine not backing up after restore error message then definitely it is a case of corruption. There is surely something wrong with the time machine utility or any problem in file system. Well under such catastrophic circumstance you will need to reinstall the Operating system. Reinstallation of OS will efficiently resolve all the issues from your Mac including time machine not backing up data after restore. Once the problem get fixed efficiently then you can easily get back all your file using a powerful and sophisticated third party tool Mac Data Recovery Software. It is very effective and restore all lost files in a very safe and convenient manner.