I missed the fact you were on mobile version actually, my apologies you are correct. Do you have th

I missed the fact you were on mobile version actually, my apologies you are correct.

Do you have the "Don't Keep Activities" setting checked in the developer option of the Android Settings? We have seen this setting cause problems with keyboards in the past.

Press the Home button

Press the Apps listing button

Select 'Settings'

Select 'Developer options'

Deselect "Don't keep activities'