2008-4-12 10:40:53 org.apache.struts.action.RequestProcessor processException
警告: Unhandled Exception thrown: class java.lang.NullPointerException
2008-4-12 10:40:53 org.apache.catalina.core.ApplicationContext log
信息: java.lang.NullPointerException
這個(gè)錯(cuò)誤有可能是因?yàn)橛捎陂L(zhǎng)時(shí)間沒(méi)有用頁(yè)面,導(dǎo)致頁(yè)面Session失效,從session里面取出數(shù)據(jù)的時(shí)候?qū)е碌腻e(cuò)誤!
java.sql.SQLException: [Microsoft][SQLServer 2000 Driver for JDBC]Invalid column name: XXXXX
at com.microsoft.jdbc.base.BaseExceptions.createException(Unknown Source)
at com.microsoft.jdbc.base.BaseExceptions.getException(Unknown Source)
at com.microsoft.jdbc.base.BaseResultSet.getColumnOrdinal(Unknown Source)
at com.microsoft.jdbc.base.BaseResultSet.getInt(Unknown Source)
這個(gè)錯(cuò)誤是因?yàn)樵趕ql語(yǔ)句里面沒(méi)有寫某些字段，但是在下面對(duì)取出結(jié)果操作時(shí)，經(jīng)行了其他字段的讀取
HTTP Status 500 - No input attribute for mapping path /operatorSelectCarowner
type Status report
message No input attribute for mapping path /operatorSelectCarowner
description The server encountered an internal error (No input attribute for mapping path /operatorSelectCarowner) that prevented it from fulfilling this request.
是因?yàn)槟阍赼ction里面配置的時(shí)候配置上了attribute和name屬性,但是沒(méi)有寫input屬性,在運(yùn)行validate方法的時(shí)候,要檢測(cè)input屬性的!