Android Fragment Unable to go back -


i have app uses fragments tabs/viewpager

[tab 1][tab 2][tab 3]

tab2 has listview , in onclick method of listview showing detail view following code

fragmenttransaction transaction = getchildfragmentmanager().begintransaction(); nextfragment nextfragment = new nextfragment(); transaction.replace(r.id.container, nextfragment); transaction.addtobackstack(null); transaction.commit();

the issue in nextfragment when use hardware button whole app closes?

i'm not sure why doesn't let return when pressed, i've done in application following:

i have overriden onbackpressed action , created check once pressed , user in fragment wants return from, create fragment transaction previous fragment. have done because needed update previous fragment, i'm sure there better way solve problem.


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