NFT Marketplace - RPC error execution reverted: ERC721: transfer caller is not owner nor approved

Moralis General
#1

Hey everyone! Iā€™m having an issue with call my smart contract. When listing NFT to the market place.
I have upload my sc with Remix IDE to Polygon mainnet. But after call a contractProcessor.fetch i have this error.
Iā€™m using the marketplaceBoilerplate.sol

Screenshot 2022-03-09 at 19.36.19
Screenshot 2022-03-09 at 19.36.192694Ɨ876 498 KB

#2

usually that error means that the address that tried to transfer that NFT is not owning that NFT or it was not approved to transfer it