Can't type messages when on calls (after update)

[AshwinRuffian]

Did anyone notice that, after update, Xperia M2 Dual cannot type or press backbutton while in ongoing calls... Please help...

When on calls, when backbutton presses, it clicks(sound) but, donot go back or respond...

Also, when on calls, if u go to messages or any sort of typing involved, typing keyboard doesn't shows up... please help...

[Anand_28]

thanks...

[_alexdon_]

Anytime.