> ## Documentation Index
> Fetch the complete documentation index at: https://docs.autosend.com/llms.txt
> Use this file to discover all available pages before exploring further.

# Troubleshooting

> Common issues and solutions for email templates, rendering, and delivery problems.

## Template Not Rendering Correctly

<AccordionGroup>
  <Accordion title="Issue: Variables show as {{variable_name}} instead of values">
    **Solutions:**

    <ul>
      <li>Verify you're passing `dynamicData` in your API request</li>
      <li>Ensure the dynamic data is a valid JSON object</li>
      <li>Check for typos in variable names</li>
    </ul>
  </Accordion>

  <Accordion title="Issue: HTML/CSS not displaying properly">
    **Solutions:**

    <ul>
      <li>Test in multiple email clients (Gmail, Outlook, etc.)</li>
      <li>Use inline styles instead of `<style>` tags when possible</li>
      <li>Avoid external CSS files</li>
      <li>Use tables for layout instead of divs</li>
      <li>Check for unclosed HTML tags</li>
    </ul>
  </Accordion>
</AccordionGroup>

## Template Not Found Error

<AccordionGroup>
  <Accordion title="Error Response: Template not found">
    `{"success": false,  "message": "Template not found",  "code": "TEMPLATE_NOT_FOUND"}`

    **Solutions:**

    <ul>
      <li>Verify the Template ID is correct</li>
      <li>Ensure the template belongs to your project</li>
      <li>Check that the template hasn't been deleted</li>
      <li>Confirm you're using the correct API key for the project</li>
    </ul>
  </Accordion>
</AccordionGroup>

## Subject Line Missing

<AccordionGroup>
  <Accordion title="Error: Validation error when saving template">
    **Solutions:**

    <ul>
      <li>Subject line is required for all templates</li>
      <li>Add a subject line in the code editor</li>

      <li>
        Subject can include dynamic variables: `Order #{{ order_id }} Confirmed`
      </li>
    </ul>
  </Accordion>
</AccordionGroup>

## Test Email Not Sending

<AccordionGroup>
  <Accordion title="Issue: Cannot send test emails from dashboard">
    **Solutions:**

    <ul>
      <li>Verify you have at least one verified domain in your project</li>
      <li>Check that you've entered valid recipient email addresses</li>
      <li>Ensure your template has both a subject and HTML content</li>
      <li>Try with fewer recipients (maximum 5 for test emails)</li>
    </ul>
  </Accordion>
</AccordionGroup>

## Dynamic Data Not Updating Preview

<AccordionGroup>
  <Accordion title="Issue: Preview shows old data">
    **Solutions:**

    <ul>
      <li>Check that Test Variables JSON is valid (no syntax errors)</li>
      <li>Ensure variables match those used in template</li>
      <li>Try refreshing the page</li>
      <li>Clear your browser cache</li>
    </ul>
  </Accordion>
</AccordionGroup>