Error “550 Permission denied”

The "550 Permission denied" error is a common FTP (File Transfer Protocol) error message that indicates you do not have the necessary permissions to perform the requested operation on the FTP server.

File permissions: The error may occur when you are trying to access or modify a file or directory for which you do not have the appropriate permissions. 

FTP server configuration: The server may be configured to restrict certain actions or file operations for specific user accounts.

Check with the server administrator or hosting provider to ensure that your account has the necessary permissions for the desired actions.