If the app crashes immediately when you open it, there is an issue with the local data and you will need to uninstall and reinstall the app. Don't worry; all of your information will be there after you reinstall the app.
If the app crashes immediately when you open it, there is an issue with the local data and you will need to uninstall and reinstall the app. Don't worry; all of your information will be there after you reinstall the app.