title: Error "org.apache.catalina.realm.CombinedRealm startInterna" in Catalina.out
body: <p>I have a SOAP based webservice being implemented in Netbeans.I have some issues on the server side and its giving me Error 500, the internal error, since I can't debug it automatically its telling me to check out logs but my catalina.out is full of this code:</p>
  
  <pre><code>     Aug 20, 2011 11:01:32 PM org.apache.catalina.realm.CombinedRealm startInternal
          SEVERE: Failed to start "org.apache.catalina.realm.UserDatabaseRealm/1.0" realm
          org.apache.catalina.LifecycleException: No UserDatabase component found under key UserDatabase
              at org.apache.catalina.realm.UserDatabaseRealm.startInternal(UserDatabaseRealm.java:264)
              at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:145)
              at org.apache.catalina.realm.CombinedRealm.startInternal(CombinedRealm.java:201)
              at org.apache.catalina.realm.LockOutRealm.startInternal(LockOutRealm.java:120)
              at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:145)
              at org.apache.catalina.core.ContainerBase.startInternal(ContainerBase.java:1026)
              at org.apache.catalina.core.StandardEngine.startInternal(StandardEngine.java:291)
              at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:145)
              at org.apache.catalina.core.StandardService.startInternal(StandardService.java:443)
              at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:145)
              at org.apache.catalina.core.StandardServer.startInternal(StandardServer.java:727)
              at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:145)
              at org.apache.catalina.startup.Catalina.start(Catalina.java:620)
              at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
              at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
              at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
              at java.lang.reflect.Method.invoke(Method.java:597)
              at org.apache.catalina.startup.Bootstrap.start(Bootstrap.java:303)
              at org.apache.catalina.startup.Bootstrap.main(Bootstrap.java:431)
          Aug 20, 2011 11:01:32 PM org.apache.catalina.startup.HostConfig deployWAR
          INFO: Deploying web application archive soap.war
          Aug 20, 2011 11:01:33 PM org.apache.catalina.startup.HostConfig deployDirectory
          INFO: Deploying web application directory manager
          Aug 20, 2011 11:01:34 PM org.apache.catalina.startup.HostConfig deployDirectory
          INFO: Deploying web application directory examples
          Aug 20, 2011 11:01:35 PM org.apache.catalina.startup.HostConfig deployDirectory
          INFO: Deploying web application directory ROOT
          Aug 20, 2011 11:01:35 PM org.apache.catalina.startup.HostConfig deployDirectory
          INFO: Deploying web application directory host-manager
          Aug 20, 2011 11:01:36 PM org.apache.catalina.startup.HostConfig deployDirectory
          INFO: Deploying web application directory docs
          Aug 20, 2011 11:01:37 PM org.apache.catalina.startup.HostConfig deployDirectory
          INFO: Deploying web application directory axis
          - Unable to find config file.  Creating new servlet engine config file: /WEB-INF/server-config.wsdd
          Aug 20, 2011 11:01:39 PM org.apache.coyote.AbstractProtocolHandler start
          INFO: Starting ProtocolHandler ["http-bio-8080"]
          Aug 20, 2011 11:01:39 PM org.apache.coyote.AbstractProtocolHandler start
          INFO: Starting ProtocolHandler ["ajp-bio-8009"]
          Aug 20, 2011 11:01:39 PM org.apache.catalina.startup.Catalina start
          INFO: Server startup in 7851 ms
  </code></pre>
  
  <p>basically its full of the same code and only shows up when i startup or shutdown my Tomcat nothing useful which could lead me to as to why its giving me Error 500. Could somebody please tell me what could possibly be causing </p>
  
  <pre><code>      org.apache.catalina.realm.CombinedRealm startInterna
  </code></pre>
  
  <p>Thanks alot in advance.</p>
  
  <p>This is the part of server.xml which i changed to give it values according to my DB its password etc.</p>
  
  <pre><code>                 &lt;GlobalNamingResources&gt;
          &lt;!-- Editable user database that can also be used by
           UserDatabaseRealm to authenticate users
          --&gt;
          &lt;Resource name="NeuroJDBC" auth="Container"
                type="javax.sql.Datasource"
              driverClassName="com.mysql.jdbc.Driver"
              password="alpbra"
              maxIdle="2"
              maxWait="5000"
              removeAbandoned="true"
              removedTimeout="60"
              username="root"
              url="jdbc:mysql://localhost:3306/NeuroDatabase"
                description="User database that can be updated and saved"
                factory="org.apache.catalina.users.MemoryUserDatabaseFactory"
                pathname="conf/tomcat-users.xml" /&gt;
        &lt;/GlobalNamingResources&gt;
  </code></pre>