That you know about.
In the same way that the piece "Why Konrad Had To Go" in the Herald said there were other incidents that weren't made public...
I'd be surprised if this was the first out of line thing he's done. Most people do a bad thing once or twice without getting caught and think "Cool! No-one's looking, I'll do something else bad!" At which point their boss/a seniors gets all Pink Floyd YOU!! STAND STILL LADDIE!! on them.