java.lang.RuntimeException

Unable to resume activity {jahirfiquitiva.apps.iconshowcase/jahirfiquitiva.apps.iconshowcase.activities.ShowcaseActivity}: java.lang.NullPointerException: Attempt to invoke virtual method 'boolean android.support.design.widget.AppBarLayout$Behavior.setTopAndBottomOffset(int)' on a null object reference

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  • Stack trace

    • java.lang.RuntimeException: Unable to resume activity {jahirfiquitiva.apps.iconshowcase/jahirfiquitiva.apps.iconshowcase.activities.ShowcaseActivity}: java.lang.NullPointerException: Attempt to invoke virtual method 'boolean android.support.design.widget.AppBarLayout$Behavior.setTopAndBottomOffset(int)' on a null object reference at android.app.ActivityThread.performResumeActivity(ActivityThread.java:3147) at android.app.ActivityThread.handleResumeActivity(ActivityThread.java:3178) at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2525)

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