[mattylondon]

Originally Posted by 47p2

Just back in after having a look at this, not really sure what happened this morning but as it is all working now it's impossible to trace a fault or find the cause. I stripped out the trim, and everything on the locking mechanism looked to be in place, no broken spring and all moving as it should. I cleaned the sliding parts and applied some light grease, not much more I can do at the moment...Just have to wait and see

Exactly the same as me. Glad yours has started working once again