A. First, try clearing the app cache. Go to 'Settings' > 'Apps' > 'GoHeels' > 'Storage' > 'Clear Cache'. This can resolve temporary issues. If the problem persists, consider uninstalling and reinstalling the app to ensure you have the latest version.

B. Check for any updates for the app in the Google Play Store. Keeping the app updated can fix bugs that may cause it to stop unexpectedly.