Erc20 token smart contrat verify and publish error

Smart Contracts
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1

here is the error message i get when trying to verify and publish the token contract source code:
Error: Source "@openzeppelin/contracts/token/ERC20/ERC20.sol" not found: File not found. Searched the following locations: "". --> /tmp/b8a744474a9242d4be2f1b305304a0f5.sol:5:1: | 5 | import "@openzeppelin/contracts/token/ERC20/ERC20.sol"; | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Error: Source "@openzeppelin/contracts/access/Ownable.sol" not found: File not found. Searched the following locations: "". --> /tmp/b8a744474a9242d4be2f1b305304a0f5.sol:6:1: | 6 | import "@openzeppelin/contracts/access/Ownable.sol"; | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Error: Source "@openzeppelin/contracts/utils/Context.sol" not found: File not found. Searched the following locations: "". --> /tmp/b8a744474a9242d4be2f1b305304a0f5.sol:7:1: | 7 | import "@openzeppelin/contracts/utils/Context.sol"; | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Error: Source "@openzeppelin/contracts/utils/math/SafeMath.sol" not found: File not found. Searched the following locations: "". --> /tmp/b8a744474a9242d4be2f1b305304a0f5.sol:8:1: | 8 | import "@openzeppelin/contracts/utils/math/SafeMath.sol"; | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

i need help please

2

Hi, welcome to the community! :wave:

So have you installed the openzeppelin contract dependency? And can you compile your contract successfully?