I have been able to run our tomcat installation without any problem on
Solaris and Windows.  However when I try to run it in AIX I am having the
following problem:

Apache Tomcat/4.0.4
 Exception in thread "main" javax.xml.parsers.FactoryConfigurationError:
Provider null could not be instantiated: java.lang.NullPointerException
        at
javax.xml.parsers.SAXParserFactory.newInstance(SAXParserFactory.java:141)
        at
org.apache.catalina.util.xml.XmlMapper.readXml(XmlMapper.java:224)
        at org.apache.catalina.realm.MemoryRealm.start(MemoryRealm.java:333)
        at
org.apache.catalina.core.ContainerBase.start(ContainerBase.java:1108)
        at
org.apache.catalina.core.StandardEngine.start(StandardEngine.java:343)
        at org.apache.catalina.startup.Embedded.addEngine(Embedded.java:469)
        at
geh.appserver.webserver.WebServerManager.prepareWebServerEngine(WebServerMan
ager.java:265)
        at
geh.appserver.webserver.WebServerManager.<init>(WebServerManager.java:74)
        at
geh.appserver.webserver.WebServerManager.getInstance(WebServerManager.java:9
2)

I suppose I have to change some System property so that it uses a specified
XML parser but I do not know which one it is.  Any help would be greatly
appreciated. 

Thank You

Carlos Javier Rivera Vazquez
Staff Engineer
GE Power Systems
Network Reliability Services
1990 West NASA Blvd
Melbourne, FL 32904
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