Problem code issue solidity

Hello friends I need Some Help There’s red line under second Word ( Override ) is That some kind error Or What


function _startTokenId() internal view virtual override returns (uint256) {
return 1;

function tokenURI(uint256 _tokenId) public view virtual override returns (string memory) {
require(_exists(_tokenId), ‘ERC721Metadata: URI query for nonexistent token’);

if (revealed == false) {
  return hiddenMetadataUri;

Hi @shihab

What is the error message you are seeing?