TLOU Remaster stuck in Chapter 6 in new game plus

[asqarkabab]

Hi everyone 

I'm currently playing TLOU Remastered again on new game plus but at the canalisation part when Henry wants to pen that door and the clickers storm the door in masses I can't kill them and they dont die I tried everything start the chapter again and make a new save nothing happend I tried it in both og and pro 

Can someone give me some advice what can I do