Help! I try to install the jforum in jetty container,but it seems to be a conflict.

[Migrated From Jforum.net]

What have I to do?
Thank u very much!

 Started org.mortbay.jetty.servlet.WebApplicationHandler@5f2398d5
Exception in thread "main" java.lang.ExceptionInInitializerError
        at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
        at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:80)
        at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:44)
        at java.lang.reflect.Constructor.newInstance(Constructor.java:315)
        at java.lang.Class.newInstance3(Class.java:367)
        at java.lang.Class.newInstance(Class.java:305)
        at org.mortbay.jetty.servlet.Holder.newInstance(Holder.java:199)
        at org.mortbay.jetty.servlet.ServletHolder.start(ServletHolder.java:240)
        at org.mortbay.jetty.servlet.ServletHandler.initializeServlets(ServletHandler.java:446)
        at org.mortbay.jetty.servlet.WebApplicationHandler.initializeServlets(WebApplicationHandler.java:321)
        at org.mortbay.jetty.servlet.WebApplicationContext.doStart(WebApplicationContext.java:509)
        at org.mortbay.util.Container.start(Container.java:72)
        at org.mortbay.http.HttpServer.doStart(HttpServer.java:708)
        at org.mortbay.util.Container.start(Container.java:72)
        at org.mortbay.jetty.Server.main(Server.java:460)
Caused by: org.apache.commons.logging.LogConfigurationException: org.apache.commons.logging.LogConfigurationException: No suitable Log constructor [Ljava.lang.Class;@7a1858d6 for org.apache.commons.logging.impl.Log4JLogger (Caused by java.lang.NoClassDefFoundError: org/apache/log4j/Category) (Caused by org.apache.commons.logging.LogConfigurationException: No suitable Log constructor [Ljava.lang.Class;@7a1858d6 for org.apache.commons.logging.impl.Log4JLogger (Caused by java.lang.NoClassDefFoundError: org/apache/log4j/Category))
        at org.apache.commons.logging.impl.LogFactoryImpl.newInstance(LogFactoryImpl.java:543)
        at org.apache.commons.logging.impl.LogFactoryImpl.getInstance(LogFactoryImpl.java:235)
        at org.apache.commons.logging.impl.LogFactoryImpl.getInstance(LogFactoryImpl.java:209)
        at org.apache.commons.logging.LogFactory.getLog(LogFactory.java:351)
        at org.apache.jasper.servlet.JspServlet.<clinit>(JspServlet.java:58)
        ... 15 more
Caused by: org.apache.commons.logging.LogConfigurationException: No suitable Log constructor [Ljava.lang.Class;@7a1858d6 for org.apache.commons.logging.impl.Log4JLogger (Caused by java.lang.NoClassDefFoundError: org/apache/log4j/Category)
        at org.apache.commons.logging.impl.LogFactoryImpl.getLogConstructor(LogFactoryImpl.java:413)
        at org.apache.commons.logging.impl.LogFactoryImpl.newInstance(LogFactoryImpl.java:529)
        ... 19 more
Caused by: java.lang.NoClassDefFoundError: org/apache/log4j/Category
        at java.lang.Class.getDeclaredConstructors0(Native Method)
        at java.lang.Class.privateGetDeclaredConstructors(Class.java:1747)
        at java.lang.Class.getConstructor1(Class.java:2063)

[originally posted on jforum.net by icyboy]

[Migrated From Jforum.net]

The problem had been resolved!
But when it install the database,it's wrong!
--------
Regards
[originally posted on jforum.net by icyboy]