Custom Hightmap Prolblem

[Weegee123]

Hello, I have made my own HMap and succesfuy imported it into the game, but when I play it, in some parts of the map, My worm gose fight thew it inted of over it. Can someone please help?

[Weegee123]

Thank you guys for all the great answers! I really appreciate it! I think it has something do do with it being too tall.