I see the prob here -- your code was compiled for java version 1.5 and you are using an older jvm to run tomcat. Match up and build your code on the same java version your server is using. I typically have Netbeans build to 1.4 just to stay on the safe side (plus I'm not using any of the 1.5 new features).

--David

Ian H wrote:
On 12/5/06, Caldarale, Charles R <[EMAIL PROTECTED]> wrote:
  SEVERE: Error filterStart

What else is in the log?  (The underlying cause usually appears _after_
the above somewhat misleading message.)

Hi Chuck,

Thank you for your quick reply!

The whole stdout.log follows...(I see that for _this_ dev box, it's
actually tomcat 5.0).:

5/12/2006 09:30:11 org.apache.coyote.http11.Http11Protocol init
INFO: Initializing Coyote HTTP/1.1 on http-8754
5/12/2006 09:30:11 org.apache.catalina.startup.Catalina load
INFO: Initialization processed in 1000 ms
5/12/2006 09:30:11 org.apache.catalina.core.StandardService start
INFO: Starting service Catalina
5/12/2006 09:30:11 org.apache.catalina.core.StandardEngine start
INFO: Starting Servlet Engine: Apache Tomcat/5.0.27
5/12/2006 09:30:11 org.apache.catalina.core.StandardHost start
INFO: XML validation disabled
5/12/2006 09:30:12 org.apache.catalina.startup.ContextConfig applicationConfig
INFO: Missing application web.xml, using defaults only
StandardEngine[Catalina].StandardHost[localhost].StandardContext[/voice]
5/12/2006 09:30:12 org.apache.catalina.startup.ContextConfig applicationConfig
INFO: Missing application web.xml, using defaults only
StandardEngine[Catalina].StandardHost[localhost].StandardContext[/interpimages]
log4j:WARN No such property [maxBackupIndex] in
org.apache.log4j.DailyRollingFileAppender.
5/12/2006 09:30:12 org.apache.catalina.core.StandardContext start
SEVERE: Error filterStart
5/12/2006 09:30:12 org.apache.catalina.core.StandardContext start
SEVERE: Context startup failed due to previous errors
5/12/2006 09:30:12 org.apache.catalina.core.StandardHost getDeployer
INFO: Create Host deployer for direct deployment ( non-jmx )
5/12/2006 09:30:12 org.apache.catalina.core.StandardHostDeployer install
INFO: Processing Context configuration file URL
file:D:\web\tomcat\conf\Catalina\localhost\admin.xml
5/12/2006 09:30:12 org.apache.struts.util.PropertyMessageResources <init>
INFO: Initializing, config='org.apache.struts.util.LocalStrings',
returnNull=true
5/12/2006 09:30:12 org.apache.struts.util.PropertyMessageResources <init>
INFO: Initializing, config='org.apache.struts.action.ActionResources',
returnNull=true
5/12/2006 09:30:13 org.apache.struts.util.PropertyMessageResources <init>
INFO: Initializing,
config='org.apache.webapp.admin.ApplicationResources', returnNull=true
5/12/2006 09:30:14 org.apache.catalina.core.StandardHostDeployer install
INFO: Processing Context configuration file URL
file:D:\web\tomcat\conf\Catalina\localhost\manager.xml
5/12/2006 09:30:14 org.apache.coyote.http11.Http11Protocol start
INFO: Starting Coyote HTTP/1.1 on http-8754
5/12/2006 09:30:14 org.apache.jk.common.ChannelSocket init
INFO: JK2: ajp13 listening on /0.0.0.0:8009
5/12/2006 09:30:14 org.apache.jk.server.JkMain start
INFO: Jk running ID=0 time=0/31  config=d:\web\tomcat\conf\jk2.properties
5/12/2006 09:30:14 org.apache.catalina.startup.Catalina start
INFO: Server startup in 2813 ms


Seemingly of much greater value, I've found this in the localhost log:

2006-12-05 08:11:29 StandardContext[]Exception starting filter
ResponseHeaderFilter
java.lang.UnsupportedClassVersionError: ResponseHeaderFilter
(Unsupported major.minor version 49.0)
    at java.lang.ClassLoader.defineClass0(Native Method)
    at java.lang.ClassLoader.defineClass(Unknown Source)
    at java.security.SecureClassLoader.defineClass(Unknown Source)
    at java.net.URLClassLoader.defineClass(Unknown Source)
    at java.net.URLClassLoader.access$100(Unknown Source)
    at java.net.URLClassLoader$1.run(Unknown Source)
    at java.security.AccessController.doPrivileged(Native Method)
    at java.net.URLClassLoader.findClass(Unknown Source)
at org.apache.catalina.loader.StandardClassLoader.findClass(StandardClassLoader.java:485) at org.apache.catalina.loader.StandardClassLoader.loadClass(StandardClassLoader.java:820) at org.apache.catalina.loader.StandardClassLoader.loadClass(StandardClassLoader.java:721) at org.apache.catalina.loader.StandardClassLoader.loadClass(StandardClassLoader.java:803) at org.apache.catalina.loader.StandardClassLoader.loadClass(StandardClassLoader.java:721) at org.apache.catalina.loader.WebappClassLoader.loadClass(WebappClassLoader.java:1327) at org.apache.catalina.loader.WebappClassLoader.loadClass(WebappClassLoader.java:1189) at org.apache.catalina.core.ApplicationFilterConfig.getFilter(ApplicationFilterConfig.java:211) at org.apache.catalina.core.ApplicationFilterConfig.setFilterDef(ApplicationFilterConfig.java:308) at org.apache.catalina.core.ApplicationFilterConfig.<init>(ApplicationFilterConfig.java:79) at org.apache.catalina.core.StandardContext.filterStart(StandardContext.java:3698) at org.apache.catalina.core.StandardContext.start(StandardContext.java:4349) at org.apache.catalina.core.ContainerBase.start(ContainerBase.java:1083)
    at org.apache.catalina.core.StandardHost.start(StandardHost.java:789)
at org.apache.catalina.core.ContainerBase.start(ContainerBase.java:1083) at org.apache.catalina.core.StandardEngine.start(StandardEngine.java:478) at org.apache.catalina.core.StandardService.start(StandardService.java:480) at org.apache.catalina.core.StandardServer.start(StandardServer.java:2313)
    at org.apache.catalina.startup.Catalina.start(Catalina.java:556)
    at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
    at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)
    at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
    at java.lang.reflect.Method.invoke(Unknown Source)
    at org.apache.catalina.startup.Bootstrap.start(Bootstrap.java:284)
    at org.apache.catalina.startup.Bootstrap.main(Bootstrap.java:422)



This seems to say simply that there's a version incompatibility (with
the class version/libraries used to build it) -- is this correct?

I've compiled the class using javac separately with versions 1.4
(1_4_03) and 1.5 (1_5_10), with the same result...do you have any
suggestions?

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