Help with gun animtion

I have made a duplicate file of this and changed the gun. But now its not even shooting or doing the animation :/.
can someone take a look and help me.
The recoil animation are on
slide : 11/13
armature 11/13
recoil 11/13

You will find the reload pritty easy there set to 14/54
I have tried everything but still no luck… Btw you have to pick up the gun in the middle



Anyone ? really need help