【Android-I】Android开发之常见错误:Dx unsupported class file version 52.0...while parsing com/...
2017-04-07 10:46
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一、开发环境
1、IDE:eclipse-Android-neon-R-incubation-win32-x86_642、SDK:android-sdk_r24.4.1-windows
3、操作系统:Windows 7 64位
二、错误现象
1、警告信息:Not targeting the latest versions of Android; compatibility modes apply. Consider testing and updating this version. Consult the `android.os.Build.VERSION_CODES` javadoc for details.
如图1所示:
图1
2、错误信息:
Dx unsupported class file version 52.0...while parsing com/example/game2048/R$attr.class
Dx 11 errors; aborting
Conversion to Dalvik format failed with error 1
如图2所示:
图2
三、报错原因
Java编译器版本与Android SDK版本不兼容。四、解决方法
1、Workspace中选择相应项目,右击选择Proterties --> Java Compiler,修改编译器等级为“1.7”或者“1.6”,如图3所示;图3
2、点击“OK”,重新编译即可;
3、项目右击 --> Run As ---> Android Application,即可打开虚拟机运行程序。
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