[Mirror.js Error] execute wasm contract failed: not found: mirror_mint::state::Position: failed to execute message; message index: 0: failed to simulate tx

Hi, we are using mirror.js and trying to use aust as collateral to open a mslv position. however when we use the deposit function we get this error:

execute wasm contract failed: not found: mirror_mint::state::Position: failed to execute message; message index: 0: failed to simulate tx

was wondering if someone can point to us what we did incorrectly? this is our code: Testing mirror js by steven4354 · Pull Request #8 · steven4354/terracamp-delta0x · GitHub