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ActionBar$OnNavigationListener

Discussion in 'Android' started by unity_mt7rYOJYH8Os7A, Jul 17, 2018.

  1. unity_mt7rYOJYH8Os7A

    unity_mt7rYOJYH8Os7A

    Joined:
    Jul 17, 2018
    Posts:
    2
    Hi, i start an login application and i need to connect my application to my sql server.
    i already have the code and he doesn't show an error and the grandle code too, but when i compile my app appears this error:

    -Compilation failed to complete
    -Program type already present: android.support.v7.app.ActionBar$OnNavigationListener
    Message{kind=ERROR, text=Program type already present: android.support.v7.app.ActionBar$OnNavigationListener, sources=[Unknown source file], tool name=Optional.of(D8)}

    Can someone help me?
    Thanks to everyone