Android工具箱中的图标显示不清楚

Question

我今天在我的visual studio 2015上安装了Xamarin.Android，看起来很不错。我唯一注意到的是工具箱中的控件图标没有正确显示。你有过这样的经历吗？我该如何解决这个问题？

然后我看了更多，发现了所有这些消息

        Key HKCU\SOFTWARE\Novell\Mono for Android\AndroidSdkDirectory not found.
        [I:sdk]:                    Key HKCU\SOFTWARE\Novell\Mono for Android\AndroidNdkDirectory found:
            Path contains ndk-stack in \. (C:\ProgramData\Microsoft\AndroidNDK\android-ndk-r11c\).
        [I:sdk]:                    Key HKCU\SOFTWARE\Novell\Mono for Android\JavaSdkDirectory not found.
        [I:sdk]:                  Looking for Android SDK..
        [I:sdk]:                    Key HKCU\SOFTWARE\Novell\Mono for Android\AndroidSdkDirectory not found.
        [I:sdk]:                    Key HKLM\SOFTWARE\Novell\Mono for Android\AndroidSdkDirectory found:
            Path does not contain adb in \platform-tools (C:\android-sdk-windows).
        [I:sdk]:                    Key HKCU\SOFTWARE\Xamarin\MonoAndroid\PrivateAndroidSdkPath not found.
        [I:sdk]:                    Key HKCU\SOFTWARE\Android SDK Tools\Path not found.
        [I:sdk]:                    Key HKLM\SOFTWARE\Android SDK Tools\Path found:
            Path contains adb in \platform-tools (C:\Program Files (x86)\Android\android-sdk).
        [I:sdk]:                    Key HKCU\SOFTWARE\Novell\Mono for Android\JavaSdkDirectory not found.
        [I:sdk]:                    Key HKLM\SOFTWARE\Novell\Mono for Android\JavaSdkDirectory not found.
        [I:sdk]:                  Looking for Java 6 SDK..
        [I:sdk]:                    Key HKLM\SOFTWARE\JavaSoft\Java Development Kit\CurrentVersion found.
        [I:sdk]:                    Key HKLM\SOFTWARE\JavaSoft\Java Development Kit\1.6\JavaHome not found.
        [I:sdk]:                    Key HKLM\SOFTWARE\JavaSoft\Java Development Kit\1.7\JavaHome found:
            Path contains jarsigner.exe in \bin (C:\Program Files (x86)\Java\jdk1.7.0_55).
        [I:Unknown]:              Found Xamarin.Android 7.0.2
        [I:Unknown]:              Found Android SDK. API levels: 19, 21, 23
        [I:]:                     Tracking android devices started
        [D:]:                     Tracking avd started
        [D:]:                     avd watcher *.ini path: 'C:\Users\Oye\.android\avd'
        [D:]:                     TrackDeviceTask got: 
        [D:]:                     avd watcher android path: 'C:\PROGRA~2\Android\ANDROI~1\tools\android.BAT'
        [I:]:                     Got new device list from adb with 0 devices
        [D:]:                     avd watcher: got device list from avd with 1 devices