It sounds like you are selecting the wrong compiler version.
And make sure to read How to verify a contract on Etherscan/BscScan/PolygonScan - #46 by lu_dr. It contains a lot of good information about how to verify
It sounds like you are selecting the wrong compiler version.
And make sure to read How to verify a contract on Etherscan/BscScan/PolygonScan - #46 by lu_dr. It contains a lot of good information about how to verify