jacob java.lang.NoSuchMethodError: com.jacob.com.Dispatch.call(Lcom/jacob/com/Dispatch;Ljava/lang/St

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2013-3-23 9:47:08 org.apache.catalina.core.StandardWrapperValve invoke
严重: Servlet.service() for servlet CommonServlet threw exception
java.lang.NoSuchMethodError: com.jacob.com.Dispatch.call(Lcom/jacob/com/Dispatch;Ljava/lang/String;Ljava/lang/Object;Ljava/lang/Object;Ljava/lang/Object;)Lcom/jacob/com/Variant;
at com.haitaiinc.htemr.print.WordDoc.open(WordDoc.java:54)
at com.haitaiinc.htemr.print.PrintAction.toWord(PrintAction.java:9914)
at com.haitaiinc.htemr.print.PrintAction.printLxpg(PrintAction.java:7479)
at com.haitaiinc.htemr.print.PrintAction.execGet(PrintAction.java:133)
at com.haitaiinc.common.CommonServlet.doGet(CommonServlet.java:94)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:617)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:717)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:290)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:233)
at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:191)
at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:127)
at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:102)
at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109)
at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:298)
at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:857)
at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:588)
at org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java:489)
at java.lang.Thread.run(Unknown Source)
2013-3-23 9:49:01 org.apache.catalina.core.StandardContext reload
信息: Reloading this Context has started

原因之一：jacob类库冲突。

原来已经有一个版本的jacob(Java2Word封装)，后来又装了个新的，所以导致了冲突；

解决办法：在特定目录下删除jacob.jar。（可能有好几处需要删除）