This is now happening to me all the time when I play my templar.
All abilities simply lock up and are not usable - and sometimes I can't weapon swap either.
I have to give it the old "tab C or ESC a few times" in order to fix it, but that isn't much solace when you're combat.
- The Psijic Order
- TKO
- Dominant Dominion
- The Noore