How to Fix Fix Error 0x80004003 — E_POINTER Null Pointer Error on Windows
Getting error 0x80004003 in Windows applications or system components? E_POINTER invalid pointer? App crashes with null reference? Fix this COM pointer error.
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Main Troubleshooting Guide
How to Fix Microsoft Store Not Working →Complete symptoms, causes, and step-by-step solutions
Symptoms
You might be experiencing this problem if you notice:
- •Application crashes with error 0x80004003 (E_POINTER)
- •Windows Settings or Store shows this error code
- •System component fails with "invalid pointer" message
- •UWP/Store apps crash on launch with 0x80004003
- •Error in Event Viewer referencing null pointer exception
- •Windows feature configuration fails with this code
Common Causes
- ⚠Application received null pointer where valid reference expected
- ⚠COM object registration corrupted or missing
- ⚠App package data corrupted in Windows Store cache
- ⚠System component DLL missing or corrupted
- ⚠User profile data corruption
- ⚠Windows Update damaged application framework components
Solutions
Solution 1: Reset Affected Application
- 1Settings → Apps → Installed apps
- 2Find the app causing the error
- 3Click "..." → Advanced options
- 4Click "Repair" first → test the app
- 5If still broken: click "Reset"
- 6For Windows Settings itself: run PowerShell as Admin:
- 7Get-AppxPackage *immersivecontrolpanel* | Reset-AppxPackage
- 8For Microsoft Store: wsreset.exe (CMD as Admin)
Solution 2: Re-register Windows Apps
- 1PowerShell as Admin:
- 2Get-AppxPackage -AllUsers | Foreach {Add-AppxPackage -Register "$($_.InstallLocation)\AppxManifest.xml" -DisableDevelopmentMode}
- 3This re-registers all built-in Windows apps
- 4Wait for completion (may take several minutes)
- 5Ignore red errors for already-registered packages
- 6Restart PC after completion
- 7Test the previously failing app
Solution 3: Repair System Components
- 1CMD as Admin:
- 2sfc /scannow
- 3DISM /Online /Cleanup-Image /RestoreHealth
- 4If a specific DLL is mentioned in the error:
- 5regsvr32 <dllname>.dll (re-register it)
- 6For persistent errors with specific app:
- 7Uninstall the app completely → restart PC → reinstall
- 8If system-wide: create new user account to test
- 9If new account works: user profile is corrupted
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