Service Administrator, Metadata Explorer with IIS and Tomcat returns DNS or Server not Found error

Last Published: April 25, 2020


After installing Service Administrator, Metadata Explorer, or the Java Connector samples on an IIS and Tomcat v3.x configuration, a DNS or Server not Found error is returned in the browser window when attempting to access the application.


Tomcat 3.x requires that Web applications, mapped in Tomcat's worker configuration file (, use the worker AJP12 instead of AJP13.

Solution or Workaround

  1. In a text editor, open the file located in Tomcat's \conf directory.
  2. Find the line:


    and change it to


  3. Save and close the file.
  4. Stop and Start IIS Admin Service, World Wide Web Publishing Service, and Jakarta, and close the Services window.

    To start and stop Windows services:

    -On Windows NT: Click Start > Settings > Control Panel > Services.

    -On Windows 2000: Click Start > Settings > Control Panel > Administrative Tools > Component Services.

    -On Windows XP: Click Start > Control Panel > Performance and Maintenance > Administrative Tools > Component Services and click Services on the Tree tab.

Article ID:000005421

  • Legacy Products

Get help from ArcGIS experts

Contact technical support

Download the Esri Support App

Go to download options

Discover more on this topic