This version of the rendering library is more ....

地址：http://stackoverflow.com/questions/18852983/eclipse-reports-rendering-library-more-recent-than-adt-plug-in

This version of the rendering library is more recent than your version of ADT plug-in. Please update

預覽layout.xml文件時提示：

This version of the rendering library is more recent than your version of ADT plug-in. Please update ADT plug-in

致使沒法正常預覽佈局文件；

問題根源：SDK版本太高，ADT版本低；

解決辦法有好幾種，以下：

1.

1. Click Help > Install New Software.

2. In the Work with field, enter: https://dl-ssl.google.com/android/eclipse/

3. Select Developer Tools / Android Development Tools.

4. Click Next and complete the wizard. 

2.

Change  android version while rendering  layout..

3，

Change the Target version to new updates you have. Otherwise, change what SDK version you have in the Android manifest file.

android:minSdkVersion="8"
android:targetSdkVersion="18"