这是logcat错误：
76-31376/com.example.mt.recipes E/dalvikvm: Could not find class 'android.graphics.drawable.RippleDrawable', referenced from method android.support.v7.widget.AppCompatImageHelper.hasOverlappingRendering 07-24 16:42:25.344 31376-31380/com.example.mt.recipes E/dalvikvm: adjustAdaptiveCoef max=4194304, min=1048576, ut=568 07-24 16:42:29.628 31376-31376/com.example.mt.recipes E/dalvikvm: Could not find class 'android.support.v4.widget.DrawerLayout$1', referenced from method android.support.v4.widget.DrawerLayout.<init> 07-24 16:42:29.638 31376-31376/com.example.mt.recipes E/dalvikvm: Could not find class 'android.view.WindowInsets', referenced from method android.support.v4.widget.DrawerLayout.onDraw 07-24 16:42:29.638 31376-31376/com.example.mt.recipes E/dalvikvm: Could not find class 'android.view.WindowInsets', referenced from method android.support.v4.widget.DrawerLayout.onMeasure 07-24 16:42:29.638 31376-31376/com.example.mt.recipes E/dalvikvm: Could not find class 'android.view.WindowInsets', referenced from method android.support.v4.widget.DrawerLayout.onMeasure 07-24 16:42:31.640 31376-31380/com.example.mt.recipes E/dalvikvm: adjustAdaptiveCoef max=4194304, min=1048576, ut=568 07-24 16:42:33.462 31376-31376/com.example.mt.recipes E/AndroidRuntime: FATAL EXCEPTION: main android.content.res.Resources$NotFoundException: Resource ID #0x7f07008c at android.content.res.Resources.getValue(Resources.java:1883) at android.content.res.Resources.getDrawable(Resources.java:1520) at android.view.View.setBackgroundResource(View.java:15327) at com.example.mt.recipes.recipes_grid_view_adapter.getView(recipes_grid_view_adapter.java:71) at android.widget.AbsListView.obtainView(AbsListView.java:2586) at android.widget.GridView.makeAndAddView(GridView.java:1346) at android.widget.GridView.makeRow(GridView.java:341) at android.widget.GridView.fillDown(GridView.java:283) at android.widget.GridView.fillFromTop(GridView.java:417) at android.widget.GridView.layoutChildren(GridView.java:1234) at android.widget.AbsListView.onLayout(AbsListView.java:2409) at android.view.View.layout(View.java:14843) at android.view.ViewGroup.layout(ViewGroup.java:4601) at android.support.constraint.ConstraintLayout.onLayout(ConstraintLayout.java:1858) at android.view.View.layout(View.java:14843) at android.view.ViewGroup.layout(ViewGroup.java:4601) at android.support.design.widget.HeaderScrollingViewBehavior.layoutChild(HeaderScrollingViewBehavior.java:132) at android.support.design.widget.ViewOffsetBehavior.onLayoutChild(ViewOffsetBehavior.java:42) at android.support.design.widget.AppBarLayout$ScrollingViewBehavior.onLayoutChild(AppBarLayout.java:1361) at android.support.design.widget.CoordinatorLayout.onLayout(CoordinatorLayout.java:874) at android.view.View.layout(View.java:14843) at android.view.ViewGroup.layout(ViewGroup.java:4601) at android.support.v4.widget.DrawerLayout.onLayout(DrawerLayout.java:1172) at android.view.View.layout(View.java:14843) at android.view.ViewGroup.layout(ViewGroup.java:4601) at android.widget.FrameLayout.onLayout(FrameLayout.java:448) at android.view.View.layout(View.java:14843) at android.view.ViewGroup.layout(ViewGroup.java:4601) at android.widget.LinearLayout.setChildFrame(LinearLayout.java:1669) at android.widget.LinearLayout.layoutVertical(LinearLayout.java:1527) at android.widget.LinearLayout.onLayout(LinearLayout.java:1440) at android.view.View.layout(View.java:14843) at android.view.ViewGroup.layout(ViewGroup.java:4601) at android.widget.FrameLayout.onLayout(FrameLayout.java:448) at android.view.View.layout(View.java:14843) at android.view.ViewGroup.layout(ViewGroup.java:4601) at android.widget.LinearLayout.setChildFrame(LinearLayout.java:1669) at android.widget.LinearLayout.layoutVertical(LinearLayout.java:1527) at android.widget.LinearLayout.onLayout(LinearLayout.java:1440) at android.view.View.layout(View.java:14843) at android.view.ViewGroup.layout(ViewGroup.java:4601) at android.widget.FrameLayout.onLayout(FrameLayout.java:448) at android.view.View.layout(View.java:14843) at android.view.ViewGroup.layout(ViewGroup.java:4601) at android.view.ViewRootImpl.performLayout(ViewRootImpl.java:2206) at android.view.ViewRootImpl.performTraversals(ViewRootImpl.java:2020) at android.view.ViewRootImpl.doTraversal(ViewRootImpl.java:1230) at android.view.ViewRootImpl$TraversalRunnable.run(ViewRootImpl.java:5089) at android.view.Choreographer$CallbackRecord.run(Choreographer.java:791) at android.view.Choreographer.doCallbacks(Choreographer.java:591) at android.view.Choreographer.doFrame(Choreographer.java:561) at android.view.Choreographer$FrameDisplayEventReceiver.run(Choreographer.java:777) at android.os.Handler.handleCallback(Handler.java:725) at android.os.Handler.dispatchMessage(Handler.java:92) at android.os.Looper.loop(Looper.java:137) at android.app.ActivityThread.main(ActivityThread.java:5283) at java.lang.reflect.Method.invokeNative(Native Method) at java.lang.reflect.Method.invoke(Method.java:511) at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:1102) at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:869) at dalvik.system.NativeStart.main(Native Method)