Installed apps some of them are not opening in my Lumia 525, why?

[Windows Central Question]

installed apps some of them are not opening in my lumia 525

after reset my phone has a bug that is hike messenger is not opening closing automatically why whats the actual problem i have contacted service center but their is no use plz help me why it is closing automatically

 

[Chintan Gohel]

Re: installed apps some of them are not opening in my lumia 525

after reset my phone has a bug that is hike messenger is not opening closing automatically why whats the actual problem i have contacted service center but their is no use plz help me why it is closing automatically

can you uninstall the app and install it again?