Problem verifying contract on Polygon Mumbai Scan

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1

Hi guys, I have a question. Why when I want to verify my contract it doesn't let me. I try with Polygon and it doesn't let me but I try with the same source code in Avalanche and it let me verify it. This is the message I get:

Error! Unable to generate Contract ByteCode and ABI
Found the following ContractName(s) in source code : Context, ERC20, ERC20Burnable, IERC20, IERC20Metadata, Ownable, Pausable, TestToken
But we were unable to locate a matching bytecode (err_code_2)
For troubleshooting, you can try compiling your source code with the Remix - Solidity IDE and check for exceptions
2

Please refer to our guide on verification:

3

Thank you so much. This worked for me!