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.
The Problem
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 CausesThe 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 FixesMethod 1: Quick FixStep 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.Step 2: If the error persists, try reinstalling the affected .NET-based application or service.💡 ConclusionIf 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.
Full step-by-step guide with screenshots: Read the complete fix here
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