[opencms-dev] IllegalException. getOutputStream

["Larena Muñoz, Marcos"]

Hi,
i'm making stress test over OpenCMS. The environment is:
Application Server: SUN ONE Application server 7.
OpenCMS 5.0.
Oracle 9i.

I'm using windows stress tool and the concurrent users are 500 aprox.

The exception appears in application server logs is:
[03/Mar/2004:09:13:10] SEVERE (  332): StandardWrapperValve[OpenCmsServlet]:
Servlet.service() for
 servlet OpenCmsServlet threw exception
java.lang.IllegalStateException: getOutputStream() has already been called
for this response
        at
org.apache.catalina.connector.ResponseBase.getWriter(ResponseBase.java:836)
        at
org.apache.catalina.connector.ResponseFacade.getWriter(ResponseFacade.java:1
65)
        at
com.opencms.core.OpenCmsHttpServlet.errorHandling(OpenCmsHttpServlet.java:42
8)
        at
com.opencms.core.OpenCmsHttpServlet.doGet(OpenCmsHttpServlet.java:315)
        at javax.servlet.http.HttpServlet.service(HttpServlet.java:740)
        at javax.servlet.http.HttpServlet.service(HttpServlet.java:853)
        at
org.apache.catalina.core.StandardWrapperValve.invokeServletService(StandardW
rapperValve
.java:720)
        at
org.apache.catalina.core.StandardWrapperValve.access$000(StandardWrapperValv
e.java:118)
        at
org.apache.catalina.core.StandardWrapperValve$1.run(StandardWrapperValve.jav
a:278)
        at java.security.AccessController.doPrivileged(Native Method)
        at
org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.ja
va:274)
        at
org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:505)
        at
org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.ja
va:212)
        at
org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:505)
        at
org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:203
)
        at
org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:505)
        at
com.iplanet.ias.web.connector.nsapi.NSAPIProcessor.process(NSAPIProcessor.ja
va:157)
        at com.iplanet.ias.web.WebContainer.service(WebContainer.java:598)


Could anybody help me?
Has Anybody had this problem before?

Best wishes.
Marcos.