java.lang.UnsupportedClassVersionError: Bad version number in .class file (unable to load class
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基于jdk6的工程,在tomcat中部署之后,运行抛异常:
2014-11-25 17:22:48 org.apache.catalina.startup.HostConfig deployDirectory严重: Error deploying web application directory spdbcccWeChatjava.lang.UnsupportedClassVersionError: Bad version number in .class file (unable to load class com.ideal.socket.server.InitServer)
原因:支撑Tomcat运行的JDK版本与支撑application运行的JDK版本不一致。
解决方法如下:
1.Window ->Preferences ->Java ->compiler中的compiler compliance level对应的下拉菜单中选择JDK6.0版本(之前是5.0)。
2.Window -> Preferences ->Java ->Installed JRES选择安装的jdk1.6,之前是MyEclipse5.5,注意不要选jre。
3.Window -> Preferences ->MyEclipse -> Servers ->Tomcat -> Tomcat 6.x -->JDK中的Tomcat JDK name选择jdk1.6。
将三个版本修改一致后,重新编译,重启tomcat即可解决!
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