Stuck on an issue?

Lightrun Answers was designed to reduce the constant googling that comes with debugging 3rd party libraries. It collects links to all the places you might be looking at while hunting down a tough bug.

And, if you’re still stuck at the end, we’re happy to hop on a call to see how we can help out.

Error: PollingBlockTracker - encountered an error while attempting to update latest block:

See original GitHub issue

I’ve asked for help in the Truffle Gitter before filing this issue.

Issue

What the issue is, in broad strokes.

Steps to Reproduce

Please provide the shortest amount of steps to reproduce your issue.

Expected Behavior

What you expected to happen.

Actual Results

What actually happened. Please give examples and support it with screenshots, copied output or error messages.

Environment

Operating System:
Ethereum client:
Truffle version (truffle version):
node version (node --version):
npm version (npm --version):

Issue Analytics

State:
Created 3 years ago
Comments:21 (1 by maintainers)

Top GitHub Comments

44reactions

umobiajulucommented, Jun 8, 2021

I had the sam issue with BSC testnet. I solved mine by replacing ‘https’ in the provider url with ‘wss’

testnet: {
  provider: () => new HDWalletProvider(mnemonic, `wss://data-seed-prebsc-1-s1.binance.org:8545`),
  network_id: 97,
  confirmations: 10,
  timeoutBlocks: 200,
  skipDryRun: true
},

19reactions

wpitallocommented, Nov 1, 2021

Please reopen this issue…

Top Results From Across the Web

Encountered an error while attempting to update latest block

I'm new to blockchain and i was just trying to deploy a simple smart contract to ropsten test net.

encountered an error while attempting to update latest block ...

Getting following error while deploying using infura. Error: PollingBlockTracker - encountered an error while attempting to update latest block:

infura - Truffle Migrate Rinkeby - Error: PollingBlockTracker

Truffle Migrate Rinkeby - Error: PollingBlockTracker - encountered an error while attempting to update latest block: Error: ETIMEDOUT.

Polling.js:51 Uncaught Error: PollingBlockTracker - Moralis

Polling.js:51 Uncaught Error: PollingBlockTracker - encountered an error while attempting to update latest block: undefined.

pollingblocktracker | The AI Search Engine You Control

const newErr = new Error(`PollingBlockTracker - encountered an error while attempting to update latest block:\n${err.stack}`) ^ Error: PollingBlockTracker ...