Intent does not work in on click function -


i trying move 1 activity using intents. intent object fired on function not working application crashed whenever pushes button.

firstactivity class bt_open function

 public void bt_open(view v)     {          intent i= new intent(map.this,filechooser.class);         startactivity(i);    }

have put filechooser activity in manifest.xml? every activity should defined in manifest.xml.


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