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Solving Excel Application Was Unable To Start Correctly Issue

Encountering the error “Excel Application Was Unable to Start Correctly” can be a significant roadblock for users who rely on Microsoft Excel for their daily tasks. This error, often accompanied by an error code like 0xc0000142 or 0xc0000005, indicates that there’s a problem preventing Excel from launching properly. Understanding and resolving this issue is essential for restoring normal functionality to this crucial application.

What Causes This Error?

The error can be attributed to various factors:

How to Fix the Error?

  1. Restart Your Computer: Begin with a simple restart of your computer to clear any temporary conflicts or issues.
  2. Run Excel in Safe Mode: Try opening Excel in Safe Mode to see if the issue persists. Press and hold the Ctrl key while launching Excel. This bypasses certain startup programs and settings that might be causing the issue.
  3. Repair Microsoft Office: Use the repair tool provided in the Control Panel. Go to Control Panel > Programs > Programs and Features, find Microsoft Office, and click on Change followed by Repair.
  4. Update Windows and Office: Ensure that both Windows and Microsoft Office are up to date. Updates can resolve known bugs and compatibility issues.
  5. Check for Conflicting Software: Look for recently installed software that might conflict with Excel. Antivirus programs or system utilities can sometimes interfere with Office applications.
  6. Disable Add-ins: Disable Excel add-ins to check if they are causing the issue. You can manage add-ins by going to File > Options > Add-ins in Excel.
  7. Run System File Checker: Use the System File Checker tool to repair corrupted Windows system files. Open Command Prompt as administrator and run `sfc /scannow`.

Prevention Tips

The “Excel Application Was Unable to Start Correctly” error is a common but fixable issue. Through a combination of safe mode operation, system updates, and other troubleshooting methods, users can often resolve this problem and restore full functionality to Excel. Remember, regular system maintenance and cautious software installation are key to preventing such issues.

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