这是在tomcat中调试的出错信息：
04-7-6 16:05:54 [Debug:com.jdon.cms.events.PageAction:Verbose] ----> extractPag
eForm Action
04-7-6 16:05:54 [Debug:com.jdon.cms.events.FormBeanUtil:Verbose] enter to save
the arribute .
04-7-6 16:05:54 [Debug:com.jdon.cms.events.FormBeanUtil:Verbose] Creating new Fo
rmbean under key navlinkForm
04-7-6 16:05:54 [Debug:com.jdon.cms.xml.NavlinkManager:Verbose] .... try to get
the exsited file :D:\javasource\JdonCMS\web\WEB-INF/conf\navlink.xml
04-7-6 16:05:55 [Debug:com.jdon.cms.xml.CastorHandler:Error] read com.jdon.cms.
model.NavlinkModel form file:D:\javasource\JdonCMS\web\WEB-INF/conf\navlink.xmlo
rg.xml.sax.SAXException: unable to instantiate a new type of: com.jdon.cms.Menu{
file: [not available]; line: 5; column: 18}
04-7-6 16:05:55 [Debug:com.jdon.cms.xml.NavlinkManager:Error] D:\javasource\Jdon
CMS\web\WEB-INF/conf\navlink.xmlexistes, can't read from itjava.lang.Exception:
org.xml.sax.SAXException: unable to instantiate a new type of: com.jdon.cms.Menu
{file: [not available]; line: 5; column: 18}
2232680 [Thread-2] WARN action.RequestProcessor - Unhandled Exception thrown: c
lass java.lang.NullPointerException