This article provides a complete, practical walkthrough of the Error Code Automation Triggered n8n agent. It connects Errortrigger across approximately 1 node(s). Expect a Intermediate setup in 15-45 minutes. One‑time purchase: €29.

What This Agent Does

This agent orchestrates a reliable automation between Errortrigger, handling triggers, data enrichment, and delivery with guardrails for errors and rate limits.

It streamlines multi‑step processes that would otherwise require manual exports, spreadsheet cleanup, and repeated API requests. By centralizing logic in n8n, it reduces context switching, lowers error rates, and ensures consistent results across teams.

Typical outcomes include faster lead handoffs, automated notifications, accurate data synchronization, and better visibility via execution logs and optional Slack/Email alerts.

How It Works

The workflow uses standard n8n building blocks like Webhook or Schedule triggers, HTTP Request for API calls, and control nodes (IF, Merge, Set) to validate inputs, branch on conditions, and format outputs. Retries and timeouts improve resilience, while credentials keep secrets safe.

Third‑Party Integrations

• Errortrigger

Import and Use in n8n

1. Open n8n and create a new workflow or collection.
2. Choose Import from File or Paste JSON.
3. Paste the JSON below, then click Import.
4. Show n8n JSON

   **Title:**  
   Automated Error Notification for Workflow Failures Using n8n and Gmail
   
   **Meta Description:**  
   Learn how to implement a robust error handling system in n8n using a dedicated workflow that automatically sends Gmail alerts for both trigger and execution failures in your automation workflows.
   
   **Keywords:**  
   n8n automation, error handling workflow, n8n error trigger, Gmail integration, workflow monitoring, automation failure alerts, no-code automation, n8n Gmail error reporting, trigger failure, execution error email, error notification system
   
   **Third-party APIs & Services Used:**
   
   - Gmail (via Gmail OAuth2): Used to send enriched error notification emails.
   
   ---
   
   **Article:**
   
   # Automating Workflow Error Alerts with n8n and Gmail
   
   Workflow automation is a powerful tool for saving time and ensuring operational consistency. However, even the most robust workflows are vulnerable to errors—be it due to incorrectly handled logic, broken APIs, or failed triggers. In a production environment, it's critical to have automated notifications in place to promptly catch and address issues.  
   
   This article walks you through an advanced n8n error-handling workflow template, “CV Evaluation – Error Handling,” designed to send enriched email alerts via Gmail whenever workflow errors—whether at the execution or trigger level—occur in your system. Built using n8n, a popular open-source workflow automation tool, this solution ensures you're always in the loop when something goes wrong in your automations.
   
   ---
   
   ## Why You Need Error Handling in Workflow Automation
   
   When a workflow fails mid-execution or fails to trigger at all, unnoticed errors can lead to missed deadlines, broken customer experiences, or data loss. Manual checking is not scalable. That’s where this n8n-based error notification system comes into play.
   
   With this template, you'll receive a detailed email alert showing exactly what went wrong—complete with links to both the failing and error-handling workflows and even stack traces or contextual error data.
   
   ---
   
   ## Main Features of the Error Handling Workflow
   
   Here’s a breakdown of what this workflow does out of the box:
   
   - ✅ Detects both workflow execution and trigger-level failures.
   - 📬 Sends a comprehensive email via Gmail when an error occurs.
   - 🧾 Includes detailed HTML-formatted error reports and enriched JSON payloads covering execution details.
   - 🔗 Links to your n8n app, the failed workflow, and the error-handling workflow for quick access.
   - 📌 Works as a universal error workflow for multiple automations.
   
   ---
   
   ## How It Works
   
   This error handling workflow leverages the `Error Trigger` node, which detects when another workflow fails. Once triggered:
   
   1. ✳️ The `Config` node sets up base configurations like:
      - Your n8n app URL.
      - The recipient of the error alert email.
      - The email sender name (useful for inbox filtering).
   
   2. 🧱 The `Constants` node then constructs dynamic URLs and identifiers for:
      - The errored workflow.
      - The error-handling workflow (this one).
   
   3. 🔍 A conditional `If` node checks whether the error came during execution or trigger phase.
   
   4. 📝 Based on the condition:
      - For execution errors, an HTML block with execution details and stack trace is generated.
      - For trigger errors, another HTML block is generated with trigger context and root cause.
   
   5. 🧬 These HTML blocks are merged so only the relevant one is used.
   
   6. 📧 The `Gmail` node sends an enriched email to the configured recipient. 
      - The subject line clearly identifies the failed workflow and error type.
      - The body includes:
        - Direct links to relevant workflows.
        - HTML-formatted error breakdown.
        - A JSON dump of error context for advanced debugging or parsing.
   
   ---
   
   ## Gmail Integration
   
   To send emails, the workflow uses the `Gmail` node with OAuth2 authentication. You'll need to:
   
   - Generate Gmail API credentials.
   - Connect them to n8n via the Gmail OAuth2 credential.
   - Select the credentials in the Gmail node pre-configured in the workflow.
   
   ---
   
   ## How to Use This Workflow
   
   1. 🛠 Clone or import the workflow into your n8n instance.
   2. 🔗 In each of your main workflows, go to Settings → Error Workflow and select this error workflow as the fallback.
   3. 🧩 Update the `Config` node:
      - Set your base n8n app URL.
      - Define your alert recipient email.
      - Add a sender name like "Automation Admin" or "Marvin the Yeoman Warder."
   4. ✅ Save and activate the workflow.
   
   Now, whenever any connected workflow fails, you'll be first to know.
   
   ---
   
   ## Configuration Tip
   
   You can reuse this single error-handling workflow for multiple main workflows. This reduces duplication and lets you centralize your error monitoring strategy.
   
   Additionally, filter error emails by sender name or subject line in Gmail to keep your inbox clean but responsive.
   
   ---
   
   ## Summary
   
   This workflow transforms your n8n environment into a more resilient system by ensuring you're never in the dark when automation fails. Whether due to an execution mishap or a failing trigger, you’ll be equipped with immediate, actionable insights—all delivered straight to your inbox.
   
   If you're managing mission-critical automations, this workflow is practically a must-have.
   
   ---
   
   ## Additional Resources
   
   - 🔗 [n8n Error Trigger Documentation](https://docs.n8n.io/integrations/builtin/core-nodes/n8n-nodes-base.errortrigger/)
   - 🛠 [Using Error Workflows in n8n](https://docs.n8n.io/flow-logic/error-handling/#create-and-set-an-error-workflow)
   - 🌐 [Olek's n8n Page](https://n8n.io/creators/olek/)
   
   ---
   
   By integrating Gmail into your n8n error handling, you're not just building automations—you’re building trust in them. Don’t wait for users or logs to tell you something broke. Get notified now, act faster, and keep your workflows humming.
   
   Happy automating! 🌐

5. Set credentials for each API node (keys, OAuth) in Credentials.
6. Run a test via Execute Workflow. Inspect Run Data, then adjust parameters.
7. Enable the workflow to run on schedule, webhook, or triggers as configured.

Tips: keep secrets in credentials, add retries and timeouts on HTTP nodes, implement error notifications, and paginate large API fetches.

Validation: use IF/Code nodes to sanitize inputs and guard against empty payloads.

Why Automate This with AI Agents

AI‑assisted automations offload repetitive, error‑prone tasks to a predictable workflow. Instead of manual copy‑paste and ad‑hoc scripts, your team gets a governed pipeline with versioned state, auditability, and observable runs.

n8n’s node graph makes data flow transparent while AI‑powered enrichment (classification, extraction, summarization) boosts throughput and consistency. Teams reclaim time, reduce operational costs, and standardize best practices without sacrificing flexibility.

Compared to one‑off integrations, an AI agent is easier to extend: swap APIs, add filters, or bolt on notifications without rewriting everything. You get reliability, control, and a faster path from idea to production.

Best Practices

• Credentials: restrict scopes and rotate tokens regularly.
• Resilience: configure retries, timeouts, and backoff for API nodes.
• Data Quality: validate inputs; normalize fields early to reduce downstream branching.
• Performance: batch records and paginate for large datasets.
• Observability: add failure alerts (Email/Slack) and persistent logs for auditing.
• Security: avoid sensitive data in logs; use environment variables and n8n credentials.

FAQs

Can I swap integrations later? Yes. Replace or add nodes and re‑map fields without rebuilding the whole flow.

How do I monitor failures? Use Execution logs and add notifications on the Error Trigger path.

Does it scale? Use queues, batching, and sub‑workflows to split responsibilities and control load.

Is my data safe? Keep secrets in Credentials, restrict token scopes, and review access logs.