Opensea "buy now" error

release contract at polygon mainnet(ERC-721), address is 0x5fd377fed111222d00ef01a1688ab5dcf84edbfb.
sell in opensea, but “buy now” tip “There was a problem processing your request.”
How to solve it?

Hi @menglj Thanks for reaching to polygon Forums. Customer service may take some time to respond due to a large number of requests. We believe your case will be resolved as soon as possible. Kindly visit the polygon support live chat website