环境
JBoss 6.0 + MyEclipse 8.6 + MySQL 5.1 + Struts 2.3 + EJB 3.0
问题
启动JBoss出现如下异常:
[ClassLoaderManager] Unexpected error during load of:org.w3c.dom.TypeInfo: java.lang.LinkageError: loader constraint violation: loader (instance of org/jboss/classloader/spi/base/BaseClassLoader) previously initiated loading for a different type with name "org/w3c/dom/TypeInfo"
解决
包冲突,检查Struts Jar包版本是否正确。
我的项目使用JAR包如下图:
参考资料
http://somebody-hjh.iteye.com/blog/778883
http://blog.sina.com.cn/s/blog_938d86e90100z7vj.html
http://stackoverflow.com/questions/5638191/jboss-5-classloader-and-multiple-class-instances
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