把baas合在bex中显示报错

shuaigej

发错了地方了，http://bbs.wex5.com/thread-113490-1-1.html

jishuang

看tomcat的完整错误信息

shuaigej

2017-01-09 16:07:41 开始-WINDOW生成中间文件: /UI2/gems/cardinfo/channel/baoxiu.w
2017-01-09 16:07:41 null
javax.servlet.ServletException: java.lang.NullPointerException
        at com.justep.ui.servlet.MainServlet.service(Unknown Source)
        at javax.servlet.http.HttpServlet.service(HttpServlet.java:723)
        at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:290)
        at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
        at com.justep.portal.filter.RedirectFilter.doFilter(Unknown Source)
        at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)
        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:103)
        at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109)
        at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:293)
        at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:861)
        at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:606)
        at org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java:489)
        at java.lang.Thread.run(Thread.java:745)
Caused by: java.lang.NullPointerException
        at com.justep.system.component.DataTables.execute(DataTables.java:94)
        at com.justep.ui.component.ComponentEngine.processServerTemplate(Unknown Source)
        at com.justep.ui.component.ComponentEngine.parser(Unknown Source)
        at com.justep.ui.component.ComponentEngine.parser(Unknown Source)
        at com.justep.ui.component.ComponentEngine.parser(Unknown Source)
        at com.justep.ui.component.ComponentEngine.parser(Unknown Source)
        at com.justep.ui.component.ComponentEngine.parser(Unknown Source)
        at com.justep.ui.component.ComponentEngine.parser(Unknown Source)
        at com.justep.ui.component.ComponentEngine.parser(Unknown Source)
        at com.justep.ui.component.ComponentEngine.execute(Unknown Source)
        at com.justep.ui.WindowCompiler2.w2Middle(Unknown Source)
        at com.justep.ui.WindowCompiler2.compile(Unknown Source)
        at com.justep.ui.WindowServer2.compileWindow(Unknown Source)
        at com.justep.ui.WindowServer2.service(Unknown Source)
        ... 17 more
一月 09, 2017 4:07:41 下午 org.apache.catalina.core.StandardWrapperValve invoke
严重: Servlet.service() for servlet main-servlet threw exception
java.lang.NullPointerException
        at com.justep.system.component.DataTables.execute(DataTables.java:94)
        at com.justep.ui.component.ComponentEngine.processServerTemplate(Unknown Source)
        at com.justep.ui.component.ComponentEngine.parser(Unknown Source)
        at com.justep.ui.component.ComponentEngine.parser(Unknown Source)
        at com.justep.ui.component.ComponentEngine.parser(Unknown Source)
        at com.justep.ui.component.ComponentEngine.parser(Unknown Source)
        at com.justep.ui.component.ComponentEngine.parser(Unknown Source)
        at com.justep.ui.component.ComponentEngine.parser(Unknown Source)
        at com.justep.ui.component.ComponentEngine.parser(Unknown Source)
        at com.justep.ui.component.ComponentEngine.execute(Unknown Source)
        at com.justep.ui.WindowCompiler2.w2Middle(Unknown Source)
        at com.justep.ui.WindowCompiler2.compile(Unknown Source)
        at com.justep.ui.WindowServer2.compileWindow(Unknown Source)
        at com.justep.ui.WindowServer2.service(Unknown Source)
        at com.justep.ui.servlet.MainServlet.service(Unknown Source)
        at javax.servlet.http.HttpServlet.service(HttpServlet.java:723)
        at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:290)
        at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
        at com.justep.portal.filter.RedirectFilter.doFilter(Unknown Source)
        at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)
        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:103)
        at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109)
        at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:293)
        at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:861)
        at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:606)
        at org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java:489)
        at java.lang.Thread.run(Thread.java:745)

jishuang

应该是dataTables组件设置的有问题，看看data属性设置了吗

shuaigej

设了,都没动,直接从wex迁移过来的，单独在wex上运行不抱错。

jishuang

把.w发一下看看

shuaigej

请看附件

jishuang

这个dataTables一直都没有添加列吗？

shuaigej

没添加,因为还没确定列,我刚加了列,仍然报这个错。

jishuang

看错误DataTables.java:94这行就是获取columns的时候出错的，加了列后确认是运行的新的.w吗？