Java.lang.IllegalStateException: MIME type was already set and other errors

We have run Java web server1.1 and in logs for webpageservice we have same error
all the
time,but seems like server works fine. We need help.Any ideas how to solve this
problem? Here is
snapshot from logs:
==========================================================
[Thu Mar 02 10:08:12 EST 2000] Exception in servlet dpsDocument.cgi
[Thu Mar 02 10:08:12 EST 2000] java.lang.IllegalStateException: MIME type was al
ready set
java.lang.IllegalStateException: MIME type was already set
        at java.lang.Throwable.<init>(Compiled Code)
        at java.lang.Exception.<init>(Compiled Code)
        at java.lang.RuntimeException.<init>(Compiled Code)
        at java.lang.IllegalStateException.<init>(Compiled Code)
        at sun.servlet.http.HttpResponse.setContentType(Compiled Code)
        at com.mcgrawhill.cig.dodge.apps.dps.DPSDomain.SoftProductServlet.report
ErrorToClient(Compiled Code)
        at
com.mcgrawhill.cig.dodge.apps.dps.DPSDomain.SoftProductServlet.doGet(Compiled
Code)
        at javax.servlet.http.HttpServlet.service(Compiled Code)
        at
com.mcgrawhill.cig.dodge.apps.dps.DPSDomain.SoftProductServlet.service(Compiled
Code)
        at javax.servlet.http.HttpServlet.service(Compiled Code)
        at com.sun.server.ServletState.callService(Compiled Code)
        at com.sun.server.ServletManager.callServletService(Compiled Code)
        at com.sun.server.webserver.HttpServiceHandler.handleRequest(Compiled
Code)
        at com.sun.server.webserver.HttpServiceHandler.handleRequest(Compiled
Code)
        at com.sun.server.HandlerThread.run(Compiled Code)
[Thu Mar 02 10:08:40 EST 2000] Exception in servlet dpsDocument.cgi
[Thu Mar 02 10:08:40 EST 2000] java.lang.IllegalStateException: MIME type was al
 ready set
java.lang.IllegalStateException: MIME type was already set
        at java.lang.Throwable.<init>(Compiled Code)
        at java.lang.Exception.<init>(Compiled Code)
========================================================
Thanks in advance.
=Sergei.Karpovitch=McGraw-Hill Co.
=UNIX System Administrator=
Sergei_Karpovitch/C-I-G@C-I-G

Received on Friday, 3 March 2000 11:00:05 UTC