Permission Denied

In short: The user lacks permission for a file, directory or action.

In more detail: Frequent on Linux, SSH and when writing files.

In Depth

Possible causes

• Wrong file permissions or owner.
• Command needs administrator rights.
• SSH key not allowed.

Solutions

1. Look at permissions with ls -l, adjust with chmod/chown.
2. Run with sudo if necessary.
3. For SSH: check key permissions (chmod 600) and the entry in authorized_keys (SSH).

See also: Linux, SSH, Bash