In order to fix the issue, go to (C:) > Program Files > Google > Picasa and run the Uninstall feature. Follow the provided steps and reboot the PC after the process is complete. Make sure you press the No button when you will be asked Would you like to remove the Picasa database?. Next, visit the official web page, press the blue Download Picasa button, save the file to your computer and install it following the provided steps.