java.lang.NullPointerException tc4.0.4

[Luminous Heart <lu...@yahoo.com>]

I get this error the first time I try to access the
jsp page, if I reload it works fine. What is wrong?

Apache Tomcat/4.0.4 - HTTP Status 500 - Internal
Server Error

--------------------------------------------------------------------------------

type Exception report

message Internal Server Error

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

exception 

java.lang.NullPointerException
	at
org.postgresql.core.QueryExecutor.execute(QueryExecutor.java:61)
	at
org.postgresql.Connection.ExecSQL(Connection.java:398)
	at
org.postgresql.jdbc2.Statement.execute(Statement.java:130)
	at
org.postgresql.jdbc2.Statement.executeQuery(Statement.java:54)
	at
org.postgresql.jdbc2.PreparedStatement.executeQuery(PreparedStatement.java:99)
	at
com.codestudio.sql.PoolManPreparedStatement.executeQuery(Unknown
Source)
	at
org.apache.jsp.AccountAccess$jsp._jspService(AccountAccess$jsp.java:207)
	at
org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:107)
	at
javax.servlet.http.HttpServlet.service(HttpServlet.java:853)
	at
org.apache.jasper.servlet.JspServlet$JspServletWrapper.service(JspServlet.java:201)
	at
org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:381)
	at
org.apache.jasper.servlet.JspServlet.service(JspServlet.java:473)
	at
javax.servlet.http.HttpServlet.service(HttpServlet.java:853)
	at
org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:247)
	at
org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:193)
	at
org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:243)
	at
org.apache.catalina.core.StandardPipeline.invokeNext(StandardPipeline.java:566)
	at
org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:472)
	at
org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:943)
	at
org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:190)
	at
org.apache.catalina.core.StandardPipeline.invokeNext(StandardPipeline.java:566)
	at
org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:531)
	at
org.apache.catalina.core.StandardPipeline.invokeNext(StandardPipeline.java:564)
	at
org.apache.catalina.valves.CertificatesValve.invoke(CertificatesValve.java:246)
	at
org.apache.catalina.core.StandardPipeline.invokeNext(StandardPipeline.java:564)
	at
org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:472)
	at
org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:943)
	at
org.apache.catalina.core.StandardContext.invoke(StandardContext.java:2347)
	at
org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:180)
	at
org.apache.catalina.core.StandardPipeline.invokeNext(StandardPipeline.java:566)
	at
org.apache.catalina.valves.ErrorDispatcherValve.invoke(ErrorDispatcherValve.java:170)
	at
org.apache.catalina.core.StandardPipeline.invokeNext(StandardPipeline.java:564)
	at
org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:170)
	at
org.apache.catalina.core.StandardPipeline.invokeNext(StandardPipeline.java:564)
	at
org.apache.catalina.valves.AccessLogValve.invoke(AccessLogValve.java:468)
	at
org.apache.catalina.core.StandardPipeline.invokeNext(StandardPipeline.java:564)
	at
org.apache.catalina.authenticator.SingleSignOn.invoke(SingleSignOn.java:392)
	at
org.apache.catalina.core.StandardPipeline.invokeNext(StandardPipeline.java:564)
	at
org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:472)
	at
org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:943)
	at
org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:174)
	at
org.apache.catalina.core.StandardPipeline.invokeNext(StandardPipeline.java:566)
	at
org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:472)
	at
org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:943)
	at
org.apache.ajp.tomcat4.Ajp13Processor.process(Ajp13Processor.java:458)
	at
org.apache.ajp.tomcat4.Ajp13Processor.run(Ajp13Processor.java:551)
	at java.lang.Thread.run(Thread.java:536)



--------------------------------------------------------------------------------


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