Couchpotato permission errors when renaming

[Wierd_w]

I made a very detailed post about Unix-like filesystem permissions some time ago…

Can't open .EXE FILES

This post is just to help clarify how *nix based OSes do file system permissions. On such systems, there is a global list of users, and groups. Users can be members of multiple groups, and groups can contain multiple users as members. A user can get access credentials through either their user-ID, or their group-ID. For any given file or directory, there are 3 access lists. One for its owner. One for a group-ID that its owner belongs to, and one for “Everyone else”. Each of these lists has 3 …

Basically, it is possible that the group used by one application has access rights that the group for CouchPotato does not have, and this is why one application works, and CP fails. We can help diagnose that by seeing the ls -ll output of the folders in question.