Step

Same problem here. The Webversion works. Carefully backup your data before uninstalling the Windows-Store Version. As mentioned in this post: All data including the backups will be lost when you uninstall the Windows-Store Version, if you are using the default backup location.

Hello, this is a serious bug which causes more than inconvenience. It has been reported more than 20 days ago. Please be a serious company and fix it. Now!