NullReferenceException after loading a new scene ?

Hello, i know that there is many of questions on NullReferenceException, but mine problem with this error is a bit strange. Mine code works normally at the first scene but when i load a second one iam getting this error

Here is my code:

Does someone know how to solve this error? Thanks.

And the firearms1H ?

Its simple, debug your code while running from visual studio and will see what is happening…

Bye