{"id":415,"date":"2026-09-14T20:57:38","date_gmt":"2026-09-14T12:57:38","guid":{"rendered":"http:\/\/www.olentaqua.com\/blog\/?p=415"},"modified":"2026-09-14T20:57:38","modified_gmt":"2026-09-14T12:57:38","slug":"how-to-handle-errors-in-ethers-4b34-2bb7d2","status":"publish","type":"post","link":"http:\/\/www.olentaqua.com\/blog\/2026\/09\/14\/how-to-handle-errors-in-ethers-4b34-2bb7d2\/","title":{"rendered":"How to handle errors in Ethers?"},"content":{"rendered":"

Hey there! I’m an Ethers supplier, and today I wanna chat about how to handle errors in Ethers. Working with Ethers, you’re bound to run into some glitches along the way. But don’t worry! I’m here to share some practical tips on dealing with these errors like a pro. Ethers<\/a><\/p>\n

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Understanding Common Ethers Errors<\/h3>\n

First things first, let’s get a grip on the common errors you might face when using Ethers. One of the most frequent issues is the "NetworkError". This pops up when there’s a problem connecting to the Ethereum network. It could be due to a poor internet connection, or maybe the node you’re trying to connect to is down.<\/p>\n

Another common error is the "TransactionReverted" error. This happens when a transaction fails on the Ethereum network. It could be because of insufficient funds, a smart contract revert, or some other on – chain issue. There’s also the "InvalidArgument" error, which occurs when you pass an incorrect argument to a function in Ethers.<\/p>\n

Debugging Network Errors<\/h3>\n

When you get a NetworkError, the first thing to do is check your internet connection. Sounds simple, but it’s amazing how often a bad connection is the root cause. Try refreshing your browser or restarting your network device.<\/p>\n

If your connection seems fine, it’s time to check the node you’re using. Maybe it’s overloaded or experiencing some technical difficulties. You can try switching to a different node. For example, if you’re using Infura, you could try Alchemy or another node provider.<\/p>\n

I’ve had clients come to me with NetworkErrors, and often just a simple node switch did the trick. You can also use tools like Etherscan to check if there are any network – wide issues. If Etherscan is showing that there are problems with block production or transaction processing, it’s probably a network – wide issue, and you’ll just have to wait it out.<\/p>\n

Dealing with TransactionReverted Errors<\/h3>\n

TransactionReverted errors can be a real pain, but there are ways to tackle them. First, check your account balance. If you don’t have enough Ether to cover the transaction fees and the value you’re trying to send, the transaction will fail. You can use Ethers to check your balance easily.<\/p>\n

const ethers = require('ethers');\nconst provider = new ethers.providers.JsonRpcProvider('your_rpc_url');\nconst wallet = new ethers.Wallet('your_private_key', provider);\n\nwallet.getBalance().then((balance) => {\n    console.log('Your balance in Wei:', balance);\n    const balanceInEth = ethers.utils.formatEther(balance);\n    console.log('Your balance in Ether:', balanceInEth);\n});\n<\/code><\/pre>\n
If your balance is fine, the next step is to look at the smart contract. Maybe there’s some logic in the contract that’s causing the revert. You can check the contract’s source code (if it’s verified on Etherscan) to see what might be going wrong. Sometimes, it could be as simple as passing the wrong parameters to the contract function.<\/p>\n
I remember one time a client had a TransactionReverted error when trying to call a function in a custom smart contract. After some digging, we found out that they were passing an array of values in the wrong order. Once we fixed that, the transaction went through smoothly.<\/p>\n
Handling InvalidArgument Errors<\/h3>\n
InvalidArgument errors are usually easier to fix. When you see this error, go back and check the function call where it occurred. Look at the documentation for that function in the Ethers library. Make sure you’re passing the right number and type of arguments.<\/p>\n
For example, if a function expects a BigNumber as an argument and you’re passing a regular JavaScript number, you’ll get an InvalidArgument error. You can use the ethers.utils.parseEther<\/code> function to convert a human – readable Ether value to a BigNumber in Wei.<\/p>\n
const amountInEth = '1.5';\nconst amountInWei = ethers.utils.parseEther(amountInEth);\n<\/code><\/pre>\n
Logging and Error Tracking<\/h3>\n
Logging is super important when it comes to handling errors in Ethers. You can use the built – in console.log<\/code> function in JavaScript to log important information about your transactions and operations. For example, you can log the transaction hash, the function call parameters, and the error message when an error occurs.<\/p>\n
try {\n    const tx = await wallet.sendTransaction({\n        to: 'recipient_address',\n        value: amountInWei\n    });\n    console.log('Transaction hash:', tx.hash);\n} catch (error) {\n    console.error('Error:', error.message);\n}\n<\/code><\/pre>\n
You can also use more advanced error – tracking tools like Sentry. Sentry can capture and organize your errors, making it easier to identify patterns and fix issues quickly. It integrates well with JavaScript applications using Ethers.<\/p>\n
Proactive Error Prevention<\/h3>\n
Prevention is always better than cure. To avoid errors in the first place, make sure you’re using the latest version of the Ethers library. The developers are constantly improving the library and fixing bugs.<\/p>\n
Also, validate your input data before passing it to Ethers functions. Don’t assume that the user input or the data you’re receiving from other sources is correct. You can use libraries like validator.js<\/code> to validate things like wallet addresses, amounts, etc.<\/p>\n
const validator = require('validator');\nconst recipientAddress = '0x123...';\nif (validator.isEthereumAddress(recipientAddress)) {\n    \/\/ Proceed with the transaction\n} else {\n    console.log('Invalid Ethereum address');\n}\n<\/code><\/pre>\n
Conclusion and\u91c7\u8d2d\u6d3d\u8c08\u5f15\u5bfc<\/h3>\n
So, there you have it! Handling errors in Ethers doesn’t have to be a nightmare. By understanding the common errors, knowing how to debug them, and taking proactive steps to prevent them, you can have a much smoother experience working with Ethers.<\/p>\n
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If you’re looking for a reliable Ethers supplier, I’m here to help. I’ve got the expertise and the resources to ensure you get the best quality Ethers for your projects. Whether you’re a developer working on a small dApp or a large enterprise building a blockchain – based solution, I can provide you with the support you need.<\/p>\n
Alcohols<\/a> If you’re interested in learning more or starting a procurement discussion, don’t hesitate to reach out. I’m happy to answer any questions you might have and work with you to find the best solution for your needs.<\/p>\n
References<\/h3>\n