cannot estimate gas; transaction may fail or may require manual gas limit

[shifenhutu]

i deploy to vercel , and this is the url https://test-mint1.vercel.app/

but i cant mint , i got an error:

i dont know how to fix it

can you help me

thank you very much

cannot estimate gas; transaction may fail or may require manual gas limit [ See: https://links.ethers.org/v5-errors-UNPREDICTABLE_GAS_LIMIT ] (reason="execution reverted", method="estimateGas", transaction={"from":"0x735E0F69c1b6c6FE3519466d44790e0F81652ca4","to":"0xB05a80bdBE22518538a992789A8721E2bE6d5B18","value":{"type":"BigNumber","hex":"0x038d7ea4c68000"},"data":"0xefef39a10000000000000000000000000000000000000000000000000000000000000001","accessList":null}, error={"code":-32603,"message":"execution reverted","data":{"originalError":{"code":3,"data":"0x6a1c179e0000000000000000000000000000000000000000000000000006502c0dc41000","message":"execution reverted"}}}, code=UNPREDICTABLE_GAS_LIMIT, version=providers/5.7.0)