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February 11, 2025
Ethereum: Unable to deploy transparent proxy contract on Polygon mainnet with Hardhat
As developers, we have all experienced the frustration of deploying smart contracts on different blockchains. In this article, we will explore why Ethereum is unable to deploy our transparent proxy contract on Polygon mainnet using Hardhat.
The Problem
Let’s dive into what could be causing the problem. When we deploy our contract on the testnet (Mumbai) with Hardhat, everything works fine. However, when we try to deploy it on Polygon mainnet, we encounter an error.
To isolate this issue, we will use a combination of debugging techniques and troubleshooting steps.
Step 1: Check Network Compatibility
First, let’s make sure our contract is compatible with the network we are trying to deploy to. We can use the network.show()
function to display the current network we are targeting:
const network = await ethers.getNetwork();
console.log(network.name); // Output: Polygon
This confirms that we are targeting the Polygon mainnet.
Step 2: Verify the contract deployment configuration
Next, let’s verify that the contract deployment configuration is correct. We need to make sure that the target
property in our contract’s Application Binary Interface (ABI) matches the network we are deploying to:
const TransparentProxyContract = await ethers.getContractFactory("TransparentProxyContract");
const deployConfig = {
target: { [network.name]: "Polygon" }
};
If the target
property is not set correctly, the contract will not be deployed.
Step 3: Check Hardhat version and configuration
We will also check if our Hardhat version and configuration are compatible with Polygon mainnet. We can use the hardhat.config.js
file to specify the network:
module.exports = {
// ... other configurations ...
networks: {
polygon: {
chainId: process.env.POLYGONChainId, // Set it using Polygon CLI command
gasPrice: 20,
blockNumber: 1000
}
},
};
Make sure to set the chainId
property to the actual Polygon mainnet ID.
Step 4: Check for transaction errors
To confirm that our contract has been deployed successfully, we check for transaction errors:
const txHash = await TransparentProxyContract.deploy({
...deployConfig,
gasLimit: 2000000
});
console.log(txHash); // Output: hash of the deployment transaction
If we encounter error messages during the deployment process, this could indicate that our contract has not been deployed successfully.
Conclusion
After performing these steps, if you are still having trouble deploying your Transparent Proxy contract on Polygon mainnet with Hardhat, make sure that:
- Your contract deployment configuration matches your network
- You are using a compatible Hardhat version and configuration for Polygon mainnet
- Your transaction is successfully deployed
If none of these troubleshooting steps resolve the issue, please provide more details about your project configuration and deployment process and I will be happy to assist you further.