I start my first development in Solidity and I use remix and the example files (the ballot) My first action is compile all exemple file :

  • 1_storage.sol
  • 2_Owner.sol
  • 3_ballot.sol For the two first, I 'have no problem,but when I compile 3_ballot.sol I have this warning: " compilerMetadata is modifyingcontracts/artifacts/Ballot.json" I don't quite understand why I have this message displayed.

Clear you artifacts folder and try compiling again.enter image description here Right click and choose delete.

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