Bug on Swap Function and Feedback

I’ve try AleXorderbook testnet and the app is running perfectly, honestly i don’t need to wait 10-15 minutes to received my deposit from stacks WalleT to my trading accounting, so fast.
But i get a little trouble bug when try to make the first time swap STX to ALeX but in second i try everything is clean & clear. So far away my personally for Alex orderbook tesnet is Satisfied.
Successful for Alex development team and Thankyou so much for opportunity.

Stacks address: { ST2GMY13YSDDGTD954EY3TDKS84EX8FRW03326273 }

This is for the ALEX Orderbook test only, swap, staking and yield farming features are LIVE now on main net.
Thanks for your feedback.