Hello everyone.
The problem that I have is that at some specific instants of every day I
receive a lot of internal server errors (like 200 o more per day) related to
the same error (NullPointerException).
Let me show a copy of 2 those mails.
----------------------------------------------------------------------------
-------------------------------
An internal server error occurred on http://dspace.icesi.edu.co/dspace:
Date: 1/14/08 3:32 PM
Session ID: C3A64CF8B0A549E8FD517670068DD60F
-- URL Was:
http://dspace.icesi.edu.co/dspace/simple-search?advanced=true&conjunction1=A
ND&conjunction2=AND&field1=ANY&field2=ANY&field3=ANY&location=%2F&query1=adh
oc&query2=&submit=Buscar
-- Method: GET
-- Parameters were:
-- query2: ""
-- submit: "Buscar"
-- field1: "ANY"
-- conjunction2: "AND"
-- advanced: "true"
-- query1: "adhoc"
-- field2: "ANY"
-- location: "/"
-- conjunction1: "AND"
-- field3: "ANY"
Exception:
java.lang.NullPointerException
----------------------------------------------------------------------------
-------------------------------
An internal server error occurred on http://dspace.icesi.edu.co/dspace:
Date: 1/14/08 3:31 PM
Session ID: B297242E3F45FA456581A21F35CC39CD
-- URL Was: http://dspace.icesi.edu.co/dspace/browse-date?year=2007
-- Method: GET
-- Parameters were:
-- year: "2007"
Exception:
java.lang.NullPointerException
at
org.dspace.app.webui.servlet.BrowseServlet.doDSGet(BrowseServlet.java:154)
at
org.dspace.app.webui.servlet.DSpaceServlet.processRequest(DSpaceServlet.java
:151)
at
org.dspace.app.webui.servlet.DSpaceServlet.doGet(DSpaceServlet.java:99)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:689)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:802)
at
org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(Application
FilterChain.java:252)
at
org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterCh
ain.java:173)
at
org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.ja
va:213)
at
org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.ja
va:178)
at
org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:126
)
at
org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:105
)
at
org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java
:107)
at
org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:148)
at
org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:869)
at
org.apache.coyote.http11.Http11BaseProtocol$Http11ConnectionHandler.processC
onnection(Http11BaseProtocol.java:664)
at
org.apache.tomcat.util.net.PoolTcpEndpoint.processSocket(PoolTcpEndpoint.jav
a:527)
at
org.apache.tomcat.util.net.LeaderFollowerWorkerThread.runIt(LeaderFollowerWo
rkerThread.java:80)
at
org.apache.tomcat.util.threads.ThreadPool$ControlRunnable.run(ThreadPool.jav
a:684)
at java.lang.Thread.run(Thread.java:595)
----------------------------------------------------------------------------
-------------------------------
Any help will be appreciated.
________________________________________
Manuel Echeverry
Dirección de servicios y recursos de información
Soporte a Biblioteca
Ext 747
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