jm [NTÓMpU
Ë޶ȷSóOË@B!L³It happens when there isn't a token UTXO that matches your sell quantity. If you have 10 tokens and sell 1 token. It splits into 9 and 1 which looks like you send 1 to yourself.
https://whatsonchain.com/tx/e344c9acd76d526e0d42ded594637a0edfbdebb81f04cdcd9862d0249a8832cd