java.lang.NullPointerException: This exception has no message.

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java.lang.NullPointerException:
at android.support.v4.graphics.drawable.DrawableWrapperDonut.getState(DrawableWrapperDonut.java:147)
at android.support.v4.graphics.drawable.DrawableWrapperDonut.setTintList(DrawableWrapperDonut.java:267)
at android.support.v4.graphics.drawable.DrawableCompatBase.setTintList(DrawableCompatBase.java:42)
at android.support.v4.graphics.drawable.DrawableCompat$BaseDrawableImpl.setTintList(DrawableCompat.java:94)
at com.afollestad.materialdialogs.internal.MDTintHelper.setTint(MDTintHelper.java:45)
at com.afollestad.materialdialogs.DefaultAdapter.getView(DefaultAdapter.java:67)
at android.widget.AbsListView.obtainView(AbsListView.java:2257)
at android.widget.ListView.measureHeightOfChildren(ListView.java:1263)
at android.widget.ListView.onMeasure(ListView.java:1175)
at android.view.View.measure(View.java:16525)
at android.view.ViewGroup.measureChildWithMargins(ViewGroup.java:5125)
at android.widget.FrameLayout.onMeasure(FrameLayout.java:310)
at android.view.View.measure(View.java:16525)
at android.view.ViewGroup.measureChildWithMargins(ViewGroup.java:5125)
at android.widget.LinearLayout.measureChildBeforeLayout(LinearLayout.java:1404)
at android.widget.LinearLayout.measureVertical(LinearLayout.java:695)
at android.widget.LinearLayout.onMeasure(LinearLayout.java:588)
at android.view.View.measure(View.java:16525)
at com.afollestad.materialdialogs.internal.MDRootLayout.onMeasure(MDRootLayout.java:199)
at android.view.View.measure(View.java:16525)
at android.view.ViewGroup.measureChildWithMargins(ViewGroup.java:5125)
at android.widget.FrameLayout.onMeasure(FrameLayout.java:310)
at android.view.View.measure(View.java:16525)
at android.view.ViewGroup.measureChildWithMargins(ViewGroup.java:5125)
at android.widget.LinearLayout.measureChildBeforeLayout(LinearLayout.java:1404)
at android.widget.LinearLayout.measureVertical(LinearLayout.java:695)
at android.widget.LinearLayout.onMeasure(LinearLayout.java:588)
at android.view.View.measure(View.java:16525)
at android.view.ViewGroup.measureChildWithMargins(ViewGroup.java:5125)
at android.widget.FrameLayout.onMeasure(FrameLayout.java:310)
at android.view.View.measure(View.java:16525)
at android.view.ViewRootImpl.performMeasure(ViewRootImpl.java:1955)
at android.view.ViewRootImpl.measureHierarchy(ViewRootImpl.java:1127)
at android.view.ViewRootImpl.performTraversals(ViewRootImpl.java:1334)
at android.view.ViewRootImpl.doTraversal(ViewRootImpl.java:1039)
at android.view.ViewRootImpl$TraversalRunnable.run(ViewRootImpl.java:5648)
at android.view.Choreographer$CallbackRecord.run(Choreographer.java:761)
at android.view.Choreographer.doCallbacks(Choreographer.java:574)
at android.view.Choreographer.doFrame(Choreographer.java:544)
at android.view.Choreographer$FrameDisplayEventReceiver.run(Choreographer.java:747)
at android.os.Handler.handleCallback(Handler.java:733)
at android.os.Handler.dispatchMessage(Handler.java:95)
at android.os.Looper.loop(Looper.java:136)
at android.app.ActivityThread.main(ActivityThread.java:5113)
at java.lang.reflect.Method.invokeNative(Method.java)
at java.lang.reflect.Method.invoke(Method.java:515)
at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:793)
at dalvik.system.NativeStart.main(NativeStart.java)

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