Find a button to push on ...I'm not sure, but I think the button stays on the other side, opposed to the locked door(s).
But sorry, not sure because it is already a long time ago since I came there ....
Glad to help you!
On 7th of february 2015 : I start a new adventure in the Divinity world of Original Sin, it's a Fantastic Freaking Fabulous Funny ... it's my All Time Favorite One !
