Device Access error

[PhoenixPaul]

An app says , "Device Access Error". Now the app doesn't open. Please help me to fix it. 

[Acand]

click on the app and hold , go in app info and from there click on storage and then clear the data as well as cache and then retry , it might help you

[PhoenixPaul]

tried several times in vain...

[Acand]

what app is it ???