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Error handler send Telegram: real-time workflow failure alerts

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This workflow acts as an error handler, sending real-time notifications to Telegram when another workflow fails. It provides detailed error information, including workflow name, timestamp, execution URL, last executed node, and error message.

Pre-Conditions

  • A Telegram bot created via BotFather.
  • The bot token and Telegram group/channel chatId.
  • An active n8n instance with the Telegram and Error Trigger nodes installed.

Setup

  1. Workflow Configuration:

    • Import the workflow into n8n.
    • Update the Telegram chatId in the Config node.
    • Add your Telegram bot token in the Telegram node credentials.

  2. Error Workflow Setup:

    • Set this workflow as the Error Workflow in other workflows.

  3. Testing:

    • Trigger an error in another workflow to verify Telegram notifications.

Who the Workflow is For

  • Developers: Monitoring workflow failures in real-time.
  • Teams: Managing multiple n8n workflows and needing instant error alerts.
  • n8n Users: Looking for a simple way to handle workflow errors via Telegram.

Primary Use

  • Automates error notifications for failed workflows.
  • Sends detailed error reports to Telegram for quick troubleshooting.
  • Easily customizable to fit specific monitoring needs.