Gm_construct textures corrupted

I was extracting textures from Gm_construct with GCFScape Then I ran into weird issue.
They were corrupted then I went in game and they worked fine.

How can I fix this?

[editline]10th November 2017[/editline]

NO NEED FOR HELP I FOUND FIX
Solution
I had to verify game files
U can lock this thread.


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