White Page After home page


#1

Hi I develop an application then I build app for android , when I test the app on Note 2 Galaxy it’s work as perfect , but when I install it on note 8 tablet and galaxy s3 it appear as this :
1- in header logo goes to left .
2- when I press on of the buttons it blink next page then hide and get white page .

what is the solve of this problem .


#2

is this hard for professionals … I think this problem so easy but I don’t know what is …