about an problem in play store

[AC Question]

i am using Samsung galaxy grand 2 I cant download anything from play store when I trying to download its showing program error"919" like that and then "in valid file " also how can I prevent that

 

[B. Diddy]

Re: about an prombelm in play store

Welcome to Android Central! A couple of things you can try:

1. Go to the App Manager, select Google Play Store, and Clear Cache and Clear Data. Then open Play Store and try again.
2. Go to Settings>Accounts, and remove your Google account, then add it back again.