Windows⏱️ 2 min read

How to Fix Error error HRESULT 0x80040154 in Windows – Complete Guide

Resolve Windows error HRESULT 0x80040154 COM Object Not Registered .NET by following this step-by-step guide to fix common causes and apply quick fixes.

When you encounter the error HRESULT 0x80040154 COM Object Not Registered .NET on your Windows system, it's likely due to a missing or corrupted registry entry for the Component Object Model (COM) object. This error can occur when trying to access a .NET-based application or service that relies on the COM object.

⚠️ Common Causes

  • The COM object is not registered in the Windows registry.
  • A .NET-based application or service is malfunctioning and unable to access the COM object.

🛠️ Step-by-Step Fixes

Method 1: Quick Fix

  1. Step 1: Open the Command Prompt as an administrator and run the following command: regsvr32 /i . Replace with the actual path to the DLL file that contains the COM object.
  2. Step 2: If the error persists, try reinstalling the affected .NET-based application or service.

💡 Conclusion

If you're still experiencing issues after trying these fixes, it may be necessary to perform a system restore or seek further assistance from Microsoft Support or a Windows expert.

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