Freedom ChartersERC721: transfer to non ERC721Re`ceiver implementerERC721: token already mintedERC721: transfer to the zero add`ERC721: approve to callerERC721: operator query for nonex`ERC721: approve caller is not ow`ner nor approved for allERC721: balance query for the ze`ERC721: owner query for nonexist`ERC721URIStorage: URI set of non`ERC721: mint to the zero address`ERC721URIStorage: URI query for `nonexistent tokenERC721: approved query for nonex`ERC721: transfer of token that i`ERC721Metadata: URI query for no`ERC721: approval to current owne`ERC721: transfer caller is not o`wner nor approved