Reinstalling Panda Antivirus is an option:
Before you start, check your computer’s Internet connection.
Enter ‘Control Panel’ into the search area on the Start button and press Enter.
Control Panel > Programs and Features Now, you’ll see the installed apps.
Select Uninstall from the context menu of the right-clicked Panda Antivirus program that you located.
After removing Panda Antivirus Software, restart your computer.
Make use of your computer’s web browser to go to the official site of Panda Antivirus. To download the application, follow the onscreen instructions.
Accept all terms and conditions once the download is complete to finish the installation process.
It’s time to examine whether the panda antivirus error 10 is resolved.
Source - How to fix Panda Antivirus Error Code 10?