The PlayStation 3 system encountered an error when trying to access the file.
If you are accessing a file from an external drive such as a USB storage device or flash media, make sure this is working correctly.
If the file is located on the PS3 hard disk drive, enter Safe Mode and select Restore File System. Click here to learn how to enter Safe Mode.
If you continue to have issues, enter Safe Mode and select Restore PS3™ System. Please note, this will erase all data from the PlayStation 3 system. If you are able to, back up your files before performing this step. Click here to find out out how.