Update: The problem is solved now, it was because the parent directory had the +i flag set.
I ran into a weird problem today. I was cleaning up disk space and ran into a file that refused to delete.
geekbox:/media/7/ # rm file.iso
rm: cannot remove `file.iso’: Permission denied
No problem, huh? Did everything I could think of:
geekbox:/media/7/ # rm -f file.iso
Permissions? **geekbox:/media/7/ # **chmod 777 file.iso
**geekbox:/media/7/ # **chown root:root file. Read More...