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Attempt to invoke virtual method 'void com.example.francisjan.fingerpaintapplication.DrawView.setColors(int)' on a null object reference
java.lang.NullPointerException: Attempt to invoke virtual method 'void com.example.francisjan.fingerpaintapplication.DrawView.setColors(int)' on a null object reference at com.example.myname.fingerpaintapplication.MainActivity.onClick(MainActivity.java:65) at android.view.View.performClick(View.java:4780) at android.view.View$PerformClick.run(View.java:19866) at android.os.Handler.handleCallback(Handler.java:739) at android.os.Handler.dispatchMessage(Handler.java:95) at android.os.Looper.loop(Looper.java:135) at android.app.ActivityThread.main(ActivityThread.java:5254) at java.lang.reflect.Method.invoke(Native Method) at java.lang.reflect.Method.invoke(Method.java:372) at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:903) at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:698)