There can be multiple causes that can make this application stop working properly, like: a missing or a corrupt file, a failed update, etc. Therefore, a simple and efficient method to make this problem solved is to reinstall Big Fish: Game Manager. First, go to Control Panel > Uninstall a program > search there Big Fish: Game Manager > right click in it > and select uninstall. After that, download this application again through Software Informer application's page or from its official web page. Open the setup file and start the installation process again.