No doubt time machine is a great feature provided by Mac OS, but problems like volume not found error Mac can bother the users at any instance of life. Generally this error message appears on the screen due to corrupted sparsebundle backup. There are many reasons which may causes emergence of this very error in your Mac computer such as virus attack, corrupted system file, volume header corruption, incomplete backup process, abrupt system shutdown etc. Appearance of volume not found error Mac can brings various difficulties for Mac users including data loss situation. Although Mac provides Disk Utility to deal any kind of corruption issue, but unfortunately it can only resolve some of the minor issue. In case of severe issues it is good for nothing. Thus in such situation the only option to fix volume not found error Mac is formatting. Surely formatting the system clearly means removal of all the files completely from your system but at the same time when it comes to resolving problem, formatting the hard drive will resolve all the issues efficiently from your system including volume not found error Mac. You can also recover your files easily from formatted hard drive using third party utility.