java.lang.NoClassDefFoundError: Failed resolution of: Landroidx/core/app/ActivityManagerCompat

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無奈伤痛
無奈伤痛 2021-02-20 16:33

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I want to build todolist app.I want to store information using RoomDatabse. I build Database with room and get infomation than save to database. But

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  •  [愿得一人]
    2021-02-20 17:06

    Try migrating the project to AndroidX according to steps given in the link "https://developer.android.com/jetpack/androidx/migrate"

    Change existing package and class names to those given in the sub-section "https://developer.android.com/jetpack/androidx/migrate#artifact_mappings"

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