Error When Launching an Application: Code 0xc0000005

Error code 0xc0000005 is a common issue on Windows systems, often occurring when trying to open or run applications. This code generally indicates memory access issues, software incompatibility, driver problems, or corrupted system files.

Main Causes of Error 0xc0000005

  • Incorrect system or registry configuration. Changes in the registry can sometimes lead to errors when starting applications.
  • Driver issues. Incompatible or outdated drivers can cause various errors, including 0xc0000005.
  • Corrupted or missing system files. Missing essential files can interfere with application functionality.
  • Viruses and malware. Certain malicious programs can damage system files, causing this error.
  • Software conflicts. Some programs, especially outdated or incompatible ones, can trigger this issue.

Methods to Fix Error 0xc0000005

1. Scan for Viruses and Malware

Run your antivirus program to check for threats. Remove any detected malware and restart your computer to ensure the issue is resolved.

2. Restore System Files

Use the sfc /scannow command in Command Prompt as an administrator. This command checks for and repairs any corrupted system files.

3. Update or Reinstall Drivers

Open the Device Manager and update any drivers that might be causing conflicts, particularly graphics and audio drivers.

4. Perform a System Restore

Try restoring your system to a previous restore point from a time when the error did not occur. This can be especially helpful if the problem started after a recent update or new software installation.

5. Modify Registry Settings

Be cautious when editing the registry. Use the Registry Editor (regedit) to review keys related to application startup. Always back up the registry before making changes.

6. Reinstall the Problematic Application

If the error occurs when launching a specific application, try uninstalling and reinstalling it, ensuring you download the latest version from the official site.

7. Check Your RAM

Error 0xc0000005 can sometimes be due to memory issues. Use the Windows Memory Diagnostic tool (mdsched.exe) to check for RAM errors.