broken texture

hello guys. Well i get some problem about texture at first it work fine like this
Before it happen

And i don’t know what i do before it happen like this
After it happen

I try to figure it out around 2-3 hour and still doesn’t know how to fix this.
So if anyone have an idea. Please Feel free to post.
Thank in advance

Check material tiling settings

I think you might have changed the texture import settings.