How to resolve Roundcube webmail’s email fetching issue on cPanel

January 13, 2025 / cPanel & WHM

Are you encountering the “Unable to Fetch Emails” error in Roundcube Webmail? Don’t worry! This guide provides a systematic solution to help you resolve the issue and regain access to your emails flawlessly.

Let us follow the instructions step by step:

  1. Verify Email Account Settings:
    Ensure the email settings in Roundcube are accurate.

    1. Log in to your cPanel account.
    2. Navigate to the Email Accounts section.
      email accounts
    3. Locate the affected email account and click Configure Mail Client.
    4. Check that the incoming and outgoing server details (e.g., mail.yourdomain.com), port numbers (e.g., 993 for IMAP or 465 for SMTP), and security settings (SSL/TLS) are correct.
  2. Check Network Connectivity:
    1. Check your internet connection is stable.
    2. Test by accessing other websites to ensure connectivity.
  3. Inspect Server or Error Logs:
    Review the error logs for details about the issue.

    1. Log in to your cPanel account.
    2. Go to the Metrics section and select Errors.
      metrics
    3. Look for error messages connected to email fetching and note any codes for troubleshooting.
      errors
  4. Update Roundcube:
    1. Confirm Roundcube is running the latest version.
    2. Check for updates in the Software section of cPanel and install them if accessible.
      roundcube
  5. Adjust Firewall Settings:
    Firewalls can block Roundcube’s email retrieval. Disable and re-enable the firewall as follows:

    1. From WHM:
      1. Log in to WHM and search for ConfigServer Firewall (CSF).
      2. Select Firewall Disable under the Plugins section.
        csf
    2. From the Terminal:
      1. Log in through SSH as the root user.
      2. Disable the firewall with the command:
        csf -x
  6. Check Email Account Quota:
    Ensure the email account has adequate storage:

    1. Log in to cPanel and go to Email Accounts.
      email accounts
    2. Check the account’s storage usage.
    3. If the quota is exceeded, click Manage and increase the assigned storage.
      storage
  7. Disable Browser Extensions:
    Extensions may interfere with Roundcube. Momentarily disable them:

    1. In Google Chrome, go to the three-dot menu and select Extensions.
      three dots
    2. Click Manage Extensions and toggle off extensions one by one.
      manage extensions
  8. Clear Browser Cache:
    Cached data can cause issues. Clear the cache as follows:

    1. Open your browser’s settings and select Clear Browsing Data.
    2. Choose a time range (e.g., “All time”) and clear the cache and cookies.
  9. Contact Your Hosting Provider:
    If the problem persists, reach out to your hosting provider’s support team. Provide them with details about the issue and any error messages for deeper investigation.

By following these steps systematically, you should resolve the “Unable to Fetch Emails” error in Roundcube Webmail. If the issue remains, our technical support team can assist with advanced troubleshooting.

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