Hi,

One of my JSPWiki users reported that one of his saved wiki pages (it
means he did see the "save" button returns successfully) has reverted
to its previous version. Because he complained this for quite a few
times (for different pages), and this time he even got a witness, so I
really believe him. Has anyone experienced this kind of lost versions
as well?

Quite a lot "Tag failed" errors have been recorded by my log4j.
Usually they burst out in a very short period. Please see the log4j
record below. Will it have anything to do with the lost version
problem? Many thanks in advance!

<log4j:event logger="com.ecyrd.jspwiki.tags.WikiTagBase"
timestamp="1239931142106" level="ERROR" thread="TP-Processor14">
<log4j:message><![CDATA[Tag failed]]></log4j:message>
<log4j:NDC><![CDATA[OMII-UK:/wiki/PrivateWIKIADMINSystemInfo
OMII-UK:http://www.omii.ac.uk/wiki/PrivateWIKIADMINSystemInfo]]></log4j:NDC>
<log4j:throwable><![CDATA[javax.servlet.jsp.JspException: WikiContext
may not be NULL - serious internal problem!
        at com.ecyrd.jspwiki.tags.WikiTagBase.doStartTag(WikiTagBase.java:86)
        at 
org.apache.jsp.Error_jsp._jspx_meth_wiki_005fMessages_005f0(Error_jsp.java:178)
        at org.apache.jsp.Error_jsp._jspService(Error_jsp.java:125)
        at org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:98)
        at javax.servlet.http.HttpServlet.service(HttpServlet.java:803)
        at 
org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:331)
        at 
org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:329)
        at org.apache.jasper.servlet.JspServlet.service(JspServlet.java:265)
        at javax.servlet.http.HttpServlet.service(HttpServlet.java:803)
        at 
org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:269)
        at 
org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:188)
        at 
org.apache.catalina.core.ApplicationDispatcher.invoke(ApplicationDispatcher.java:679)
        at 
org.apache.catalina.core.ApplicationDispatcher.processRequest(ApplicationDispatcher.java:461)
        at 
org.apache.catalina.core.ApplicationDispatcher.doForward(ApplicationDispatcher.java:399)
        at 
org.apache.catalina.core.ApplicationDispatcher.forward(ApplicationDispatcher.java:301)
        at 
org.apache.jasper.runtime.PageContextImpl.doForward(PageContextImpl.java:686)
        at 
org.apache.jasper.runtime.PageContextImpl.forward(PageContextImpl.java:656)
        at 
org.apache.jasper.runtime.PageContextImpl.doHandlePageException(PageContextImpl.java:801)
        at 
org.apache.jasper.runtime.PageContextImpl.handlePageException(PageContextImpl.java:774)
        at org.apache.jsp.Wiki_jsp._jspService(Wiki_jsp.java:135)
        at org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:98)
        at javax.servlet.http.HttpServlet.service(HttpServlet.java:803)
        at 
org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:331)
        at 
org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:329)
        at org.apache.jasper.servlet.JspServlet.service(JspServlet.java:265)
        at javax.servlet.http.HttpServlet.service(HttpServlet.java:803)
        at 
org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:269)
        at 
org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:188)
        at 
org.apache.catalina.core.ApplicationDispatcher.invoke(ApplicationDispatcher.java:679)
        at 
org.apache.catalina.core.ApplicationDispatcher.processRequest(ApplicationDispatcher.java:461)
        at 
org.apache.catalina.core.ApplicationDispatcher.doForward(ApplicationDispatcher.java:399)
        at 
org.apache.catalina.core.ApplicationDispatcher.forward(ApplicationDispatcher.java:301)
        at com.ecyrd.jspwiki.WikiServlet.doGet(WikiServlet.java:100)
        at javax.servlet.http.HttpServlet.service(HttpServlet.java:690)
        at javax.servlet.http.HttpServlet.service(HttpServlet.java:803)
        at 
org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:269)
        at 
org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:188)
        at 
com.ecyrd.jspwiki.ui.WikiServletFilter.doFilter(WikiServletFilter.java:99)
        at com.ecyrd.jspwiki.ui.WikiJSPFilter.doFilter(WikiJSPFilter.java:91)
        at 
org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:215)
        at 
org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:188)
        at 
org.tuckey.web.filters.urlrewrite.UrlRewriteFilter.doFilter(UrlRewriteFilter.java:738)
        at 
org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:215)
        at 
org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:188)
        at 
org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:213)
        at 
org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:174)
        at 
org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:127)
        at 
org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:117)
        at 
org.apache.catalina.valves.AccessLogValve.invoke(AccessLogValve.java:548)
        at 
org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:108)
        at 
org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:174)
        at org.apache.jk.server.JkCoyoteHandler.invoke(JkCoyoteHandler.java:200)
        at org.apache.jk.common.HandlerRequest.invoke(HandlerRequest.java:283)
        at org.apache.jk.common.ChannelSocket.invoke(ChannelSocket.java:773)
        at 
org.apache.jk.common.ChannelSocket.processConnection(ChannelSocket.java:703)
        at 
org.apache.jk.common.ChannelSocket$SocketConnection.runIt(ChannelSocket.java:895)
        at 
org.apache.tomcat.util.threads.ThreadPool$ControlRunnable.run(ThreadPool.java:689)
        at java.lang.Thread.run(Thread.java:595)
]]></log4j:throwable>
</log4j:event>

Cheers,

Weijian

Reply via email to