>I have some files which seems corrupted, I could not remove those >files (even "sudo rm *" won't work with errors "Operation not permitted") and I could not make a backup because of those >corrupted files. Appreciate any advice how to remove or recover from those >corrupted files?
I recently had a usb stick lose its inode information, meaning I could no longer access the files. PhotoRec managed to recover a lot of them. TestDisk is also worth a try. Brett.