解决tomcat部署多个虚拟机时报IllegalStateException: Web app root system property already set to 的问题

解决tomcat部署多个虚拟机时报IllegalStateException: Web app root system property already set to 的问题

在web.xml中添加如下节点即可：

<context-param>   
 <param-name>webAppRootKey</param-name>   
  <param-value>E:\work\mysites\ImageSys86\</param-value>
 </context-param>