Error in my checkout validation rules

Functions
1 
error while executing at wasm backtrace:
    0: <unknown>!<wasm function 1455>
    1: <unknown>!<wasm function 2> (trap code: Unreachable)
2

Hi, I’d suggest sharing a lot more information if you want help. Your post is very vague.

3

Closing this topic in favour of the duplicate created here: Checkout validation rule fails when creating an order from a draft order