Software⏱️ 3 min read📅 2026-06-15

How to Fix: Run-tim error '429': ActiveX component can't create object

Error fixing ActiveX component can't create object in Word 2016 on Win 7.

Quick Answer: Try disabling or uninstalling Mendeley's add-in, and then re-enable it after reinstalling.

📋 Table of Contents

  1. 💡 Why You Are Getting This Error
  2. ✅ Best Solutions to Fix It
  3. ✨ Wrapping Up

The 'Run-tim error '429': ActiveX component can't create object' issue is a common problem that affects users of Microsoft Word 2016 on Windows 7. This error occurs when the software encounters difficulties in creating an object due to a missing or corrupted ActiveX control.

This error can be frustrating, especially when trying to use features like Mendeley integration. However, don't worry, as we have a step-by-step guide to help you resolve this issue.

💡 Why You Are Getting This Error

  • The primary cause of this error is the presence of a corrupted or missing ActiveX control in your system. This can happen due to various reasons such as installing and uninstalling software that requires ActiveX, using outdated versions of Microsoft Word or Windows, or encountering malware.
  • Another possible reason for this error is an issue with the Mendeley plugin itself. It's also possible that there's a conflict between the Mendeley plugin and other installed software on your system.

✅ Best Solutions to Fix It

Resetting ActiveX Controls

  1. Step 1: Step 1: Open the Microsoft Word application and click on the 'File' menu.
  2. Step 2: Step 2: Click on 'Options' and then select 'Trust Center Settings'.
  3. Step 3: Step 3: In the Trust Center window, click on 'Trusted Items' and then check if any ActiveX controls are listed. If they are, uncheck them and try to use Microsoft Word again.
  4. Step 4: Step 4: If you still encounter the error after resetting ActiveX controls, restart your computer and try using Microsoft Word again.

Reinstalling Mendeley Plugin

  1. Step 1: Step 1: Open the Mendeley application and click on 'Help' in the top menu.
  2. Step 2: Step 2: Select 'About' from the drop-down menu and then click on 'Uninstall'.
  3. Step 3: Step 3: Wait for the uninstallation process to complete and then restart your computer.
  4. Step 4: Step 4: Once your computer has restarted, open Microsoft Word and try using the Mendeley plugin again.

✨ Wrapping Up

If you've followed these steps and still encounter the 'Run-tim error '429': ActiveX component can't create object' issue, it's possible that there's a more complex problem with your system. In this case, consider seeking assistance from a Microsoft support specialist or a professional IT technician for further troubleshooting and potential fixes.

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