[OPEN] Send pm to deleted/banned player

Bug Report
Expected behavior
A message saying that the user doesn't exist like 'No such user'

Actual behavior
See ss

Steps to reproduce the behavior
1. Click on send pm button on a forum post of a deleted/banned player

Information:
Browser: Mozilla Firefox

Browser version: 80.0.1 (64-bit)

OS: Windows

Any other relevant information:
No

Attachments: