Windows 8.1 app crashes when run app

Hi everyone , i need help with mine windows apps
Problem is right before i open app it crashes i googled something and it worked for some apps (PC Setting,WinStore)
Windows Store
Powershell -ExecutionPolicy Unrestricted Add-AppxPackage -DisableDevelopmentMode -Register $Env:SystemRoot\WinStore\AppxManifest.xml
Problem is i don’t know path for Skype,Games,Facebook and many apps that i have installed,form code that i posed i see i have to re register apps, if somone have solution please respond ,,thanks
Answer #1
What exactly is the error message?
Answer #2
http://download.microsoft.com/download/F/2/4/F24D0C03-4181-4E5B-A23B-5C3A6B5974E3/apps.diagcab
You may need to uninstall and reinstall some apps afterwards though.