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Attempt to invoke virtual method 'void android.graphics.drawable.Drawable.setColorFilter(int, android.graphics.PorterDuff$Mode)' on a null object reference at pl..smok.ui.activity.MainActivity$2.onTabUnselected(MainActivity.java:163)
java.lang.NullPointerException: Attempt to invoke virtual method 'void android.graphics.drawable.Drawable.setColorFilter(int, android.graphics.PorterDuff$Mode)' on a null object reference at pl..smok.ui.activity.MainActivity$2.onTabUnselected(MainActivity.java:163) at android.support.design.widget.TabLayout.dispatchTabUnselected(TabLayout.java:1163) at android.support.design.widget.TabLayout.selectTab(TabLayout.java:1149) at android.support.design.widget.TabLayout.selectTab(TabLayout.java:1124) at android.support.design.widget.TabLayout$Tab.select(TabLayout.java:1419) at android.support.design.widget.TabLayout$TabView.performClick(TabLayout.java:1524) at android.view.View$PerformClick.run(View.java:22526) at android.os.Handler.handleCallback(Handler.java:739) at android.os.Handler.dispatchMessage(Handler.java:95) at android.os.Looper.loop(Looper.java:158) at android.app.ActivityThread.main(ActivityThread.java:7224) at java.lang.reflect.Method.invoke(Native Method) at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:1230) at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:1120)