Solution 1. Log-in as Administrator

“System error 5 has occurred” may appear when running a command or a software, which requires Administrative privileges. 

If the error is found while using Command Prompt, please run a Command prompt run as administrator. To run it, right-click Windows Start and select Command Prompt (Admin). Or, click “Windows start” then type CMD, and right-click Command Prompt and select “Run as Admin.”  It may request a username and password of the administrator account, please enter it.

If the error is found while using a software, right-click the .exe file and select “Run as Admin.” 

Sometimes, even if you run it as admin, Windows will still prompt you for the error.  You might need to log-in as an administrator. 

Solution 2. Run Anti-virus

“System error 5 has occurred” may also be related to malicious software contamination. Due to the contamination, the software you are running might have been infected. Apply a full scan of your computer using the anti-virus here might help.

1. Update and run the antivirus.
   

   

2. Do a full scan.
3. Run the application, see if “System error 5 has occurred” is fixed.

Solution 3. Run SFC /scannow command

After scanning your system with anti-virus, run SFC command scan to your PC to fix the damage done by the malware. See instruction below or watch it here on YouTube.

1. 1. Option 1: Click Windows Start, type in CMD then right-click Command prompt and then select Run as Admin.
      Option 2: Right-click Windows Strat and then select Command Prompt (Admin).
   2. Type in or copy and paste this command  sfc /scannow to the Command Prompt.

      

   3. Wait until the process is complete.
   4. Restart your computer.