How to Solve Xhorse Dolphin XP005L Error Code 43 and 5?

Xhorse Dolphin XP005L, the errors I have seen were 43, and 5. The cutter diameter was the one selected during set up. When told failed, try again, I tried again a few times and got error 5 then after a couple more attempts error 3.
error 43
error 5
1.Insert key blade correctly (wrong way round)
2.Clean up filings after cutting
wrong key position