java.lang.NullPointerException出错解决思路

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java.lang.NullPointerException出错
HTTP Status 500 - 

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type Exception report

message 

description The server encountered an internal error () that prevented it from fulfilling this request.

exception 

java.lang.NullPointerException
servlet.hnlwdzzw.zfbg.common.pattern.CommonQueryView.doGet(CommonQueryView.java:430)
javax.servlet.http.HttpServlet.service(HttpServlet.java:697)
javax.servlet.http.HttpServlet.service(HttpServlet.java:810)
servlet.lwbbs.database.SubCheck.doFilter(SubCheck.java:60)
hnlwdzzw.zfbg.common.SetCharacterEncodingFilter.doFilter(SetCharacterEncodingFilter.java:58)
org.jboss.web.tomcat.filters.ReplyHeaderFilter.doFilter(ReplyHeaderFilter.java:75)


note The full stack trace of the root cause is available in the Apache Tomcat/5.0.28 logs.


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Apache Tomcat/5.0.28

------解决方案--------------------
你的页面里写的java代码取值为空,程序抛出空指针异常,建议把代码贴出来看看。
我的异常网推荐解决方案:The server encountered an internal error () that prevented it from fulfilling this request.,http://www.myexceptions.net/java-web/317.html
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