系统报错，无从下手，不知怎么回事

cnjszd

UIServer错误
URI：/x5/OA/book/process/bookReturn/mainActivity.w
错误码：500
错误信息：
com.justep.ui.exception.UIException: WINDOW编译失败！找不到文件：'/UI/OA/book/process/bookReturn/mainActivity.w'或相应的缓存文件！
隐藏错误详细
com.justep.ui.exception.UIException: WINDOW编译失败！找不到文件：'/UI/OA/book/process/bookReturn/mainActivity.w'或相应的缓存文件！
        at com.justep.ui.WindowCompiler.compile(Unknown Source)
        at com.justep.ui.WindowServer.getWindow(Unknown Source)
        at com.justep.ui.WindowServer.service(Unknown Source)
        at com.justep.ui.servlet.MainServlet.service(Unknown Source)
        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(Thread.java:595)

fpj

楼主 报错信息是找不到mainActivity.w这个文件。

查看相应目录下，有没有这个文件，再针对这个文件进行检查，编码。