小编D4K*_*4KU的帖子

我的 android 应用程序在 sdk 23 模拟器上运行得非常完美，但是当我尝试在具有 sdk 版本 21 的平板电脑上运行它时，出现了以下异常：

  java.lang.RuntimeException: Unable to start activity ComponentInfo{com.example.detactapp.detactapp/com.example.detactapp.detactapp.Home}: java.lang.RuntimeException: Failed to resolve attribute at index 13
            at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2298)
            at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2360)
            at android.app.ActivityThread.access$800(ActivityThread.java:144)
            at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1278)
            at android.os.Handler.dispatchMessage(Handler.java:102)
            at android.os.Looper.loop(Looper.java:135)
            at android.app.ActivityThread.main(ActivityThread.java:5221)
            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:899)
            at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:694)
     Caused by: java.lang.RuntimeException: Failed to resolve attribute at index 13
            at android.content.res.TypedArray.getDrawable(TypedArray.java:747)
            at android.view.View.<init>(View.java:3730)
            at android.widget.ImageView.<init>(ImageView.java:139)
            at android.widget.ImageButton.<init>(ImageButton.java:86)
            at android.widget.ImageButton.<init>(ImageButton.java:82)
            at android.support.v7.widget.Toolbar.ensureNavButtonView(Toolbar.java:1036)
            at android.support.v7.widget.Toolbar.setNavigationOnClickListener(Toolbar.java:826)
            at android.support.v7.widget.ToolbarWidgetWrapper.<init>(ToolbarWidgetWrapper.java:188)
            at android.support.v7.widget.ToolbarWidgetWrapper.<init>(ToolbarWidgetWrapper.java:91)
            at android.support.v7.app.ToolbarActionBar.<init>(ToolbarActionBar.java:73)
            at android.support.v7.app.AppCompatDelegateImplV7.setSupportActionBar(AppCompatDelegateImplV7.java:205)
            at …