Or try /opt chat 1

You can try out and check if it works if you update your graphics card drivers, use Google to find it just search for something like "Your graphic card name here drivers".
Sorry if the information isn't right but I really suck at driver stuff :P

Try pressing Tab?

how do i go into safe mode and what is it?

oh w8 tonakai it worked! /opt chatcache 2 ! THANK YOU SO MUCH rep +!