Doors Not Opening In Mission 7 [Co-Op Campaign Legendary]

[GMatt325]

Me and my 3 friends were playing the legendary campaign.. Everything worked fine until level 7.. On level 7 the doors in the room where u kill the Hunters stayed shut.....

 

 

 

We tried the mission numerous times trying to do any possible thing and nothing worked..

 

 

 

 

 

PLEASE HELP IF YOU KNOW HOW TO FIX THIS.... THANKS..