MS Project 2010, we are actively used "local" graphics that lead users. These charts usually lie in the My Documents users (a network folder). Some graphs are in SharePoint catalog, but also in the MPP-files. For some time now, the local graphics were used more actively. Moreover, the problems began. Very often, normally saved and closed MPP-file is not re-opened. Those. People worked night, save the file; Project closed and turned off the computer. On the morning of the file does not open. We reach a file from the backup of the night - not open.