From a support forum:
Please let us try the following steps to narrow down the issue:
Step 1: Try App troubleshooter:
(Troubleshoot problems with an app)
Step 2:Clear windows store catch:
1.Press the Windows + R keys on your keyboard to open the Run dialog.
2.Type WSReset.exe, and click/tap on OK.
3.The Store will now open, and state the following: The cache for the store was cleared. You can now browse the store for apps
Step 3:Re-register the Store App
Open CMD by running as administrator, and type following command to re-register the Store App:
powershell -ExecutionPolicy Unrestricted Add-AppxPackage -DisableDevelopmentMode -Register $Env:SystemRoot\WinStore\AppxManifest.xml
If the issue still persists, please reinstall the app to test it. In addition, I would like to share the following article with you:
(What to do if your Windows 8 Modern App fails to start)