Game stalls when any message is displayed in chat while playing with an expired session

When playing (singleplayer or multiplayer) with a session that has expired:

What I expected to happen was...:
when I type and press enter the screen wouldn't freeze

What actually happened was...:
when I type something  and press enter in the chatbox, my screen freezes after few seconds its back to normal (when i send something in ingame chat. my screen freezes for a second) 

Steps to Reproduce:
1. open chat/command
2.type something
3. and press enter