AxisServlet error. NullPointerException and StackOverflowError
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Key: AXIS2-4517
URL: https://issues.apache.org/jira/browse/AXIS2-4517
Project: Axis 2.0 (Axis2)
Issue Type: Bug
Components: transports
Affects Versions: nightly
Environment: FreeBSD 6.2, Diablo JDK 1.5, Tomcat 6.0.14
Reporter: Denis
Priority: Critical
We experienced this problem with Axis2 running under Tomcat 6 with many
concurrent users above 1000.
The transport is an org.apache.axis2.transport.http.AxisServletListener (http).
The error:
05.10.2009 23:46:15 org.apache.catalina.core.StandardWrapperValve invoke
SEVERE: Servlet.service() for servlet AxisServlet threw exception
java.lang.NullPointerException
at
com.sun.org.apache.xerces.internal.dom.ParentNode.nodeListItem(ParentNode.java:814)
at
com.sun.org.apache.xerces.internal.dom.ParentNode.item(ParentNode.java:828)
at com.ibm.wsdl.util.xml.DOM2Writer.print(Unknown Source)
at com.ibm.wsdl.util.xml.DOM2Writer.serializeAsXML(Unknown Source)
at com.ibm.wsdl.extensions.schema.SchemaSerializer.marshall(Unknown
Source)
at com.ibm.wsdl.xml.WSDLWriterImpl.printExtensibilityElements(Unknown
Source)
at com.ibm.wsdl.xml.WSDLWriterImpl.printTypes(Unknown Source)
at com.ibm.wsdl.xml.WSDLWriterImpl.printDefinition(Unknown Source)
at com.ibm.wsdl.xml.WSDLWriterImpl.writeWSDL(Unknown Source)
at com.ibm.wsdl.xml.WSDLWriterImpl.writeWSDL(Unknown Source)
at
org.apache.axis2.description.AxisService.printDefinitionObject(AxisService.java:1065)
at
org.apache.axis2.description.AxisService.printUserWSDL(AxisService.java:1084)
at
org.apache.axis2.description.AxisService.printWSDL(AxisService.java:1360)
at
org.apache.axis2.transport.http.ListingAgent.processListService(ListingAgent.java:211)
at
org.apache.axis2.transport.http.AxisServlet.doGet(AxisServlet.java:259)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:690)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:803)
at
org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:290)
at
org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
at
org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:233)
at
org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:175)
at
org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:128)
at
org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:102)
at
org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109)
at
org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:263)
at
org.apache.coyote.ajp.AjpAprProcessor.process(AjpAprProcessor.java:419)
at
org.apache.coyote.ajp.AjpAprProtocol$AjpConnectionHandler.process(AjpAprProtocol.java:394)
at
org.apache.tomcat.util.net.AprEndpoint$Worker.run(AprEndpoint.java:1508)
at java.lang.Thread.run(Thread.java:595)
follow error:
05.10.2009 23:58:17 org.apache.catalina.core.StandardWrapperValve invoke
SEVERE: Servlet.service() for servlet AxisServlet threw exception
java.lang.StackOverflowError
at java.util.Hashtable.get(Hashtable.java:339)
at com.ibm.wsdl.util.ObjectRegistry.lookup(Unknown Source)
at com.ibm.wsdl.util.ObjectRegistry.lookup(Unknown Source)
at com.ibm.wsdl.util.ObjectRegistry.lookup(Unknown Source)
- // -
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