MyEclipse开发邮件提示出错。NoClassDefFoundError: comsunmailutilLineInputStream

    技术2022-05-19  24

    、用myEclipse进行开发,发送邮件,运行时可能会出现以下的

    Exception in thread "main" java.lang.NoClassDefFoundError: com/sun/mail/util/LineInputStream原因是jar包版本不统一,解决方法如下:删除Java EE 5 Libraries/javaee.jar/mail里的包有东西.具体方法如下:用rar打开C:/Users/Administrator/AppData/Local/Genuitec/Common/plugins/com.genuitec.eclipse.j2eedt.core_8.6.0.me201007292038/data/libraryset/EE_5/javaee.jar,然后删除mail,一切就ok了.


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