Big problem (or bug) in my unity, how to fix it?,

[hamrlg]

hi.

i have a big problem with my unity. i dont know why…

and i dont know its a bug or problem or…

i have two assets. for example named v1 and named v2.

assets v1 is fine and run without problems.

assets v2 can run. but not fine.

when i run the game in unity, ((assets v2)) this problem or bug is comming up !!

picture:

this picture is not for me. my problem is like this picture.

after this problem, unity crashed !!

i dont have this problem with other assets or other games or other programs or…

just in unity and this assets.

what is problem?
its a bug?
how to fix this?

(((((( SORRY FOR MY BAD ENGLISH))))))

,

[hamrlg]

Thanks for answer.

This asset is a pack fps game with some scenes … mainmenu…game scene… and more. When i try to open this asset game scene… this problem comming up… what is problem and how can i fix it?

Unity version: 2017.4.10

[hamrlg]

i changed my unity version to 2017.4.8 and its works a little.

i founded a problem and i tell it into a next topic

thanks for helps…