Problem in starting Liferay portal

Successfully installed liferay-portal-4.2.1.war through Geronimo Admin Console. When I start the Application through admin console it is saying "Lifecycle failed". And The following is the log.

10:21:00,410 ERROR [[/]] Error configuring application listener of class com.liferay.portal.servlet.PortalSessionListener

java.lang.NoClassDefFoundError: com/liferay/portal/PortalException

at java.lang.ClassLoader.defineClass1(Native Method)

at java.lang.ClassLoader.defineClass(ClassLoader.java:620)

at java.security.SecureClassLoader.defineClass(SecureClassLoader.java:124)

at org.apache.geronimo.kernel.classloader.JarFileClassLoader.access$200(JarFileCla ssLoader.java:51)

at org.apache.geronimo.kernel.classloader.JarFileClassLoader$6.run(JarFileClassLoa der.java:275)

at java.security.AccessController.doPrivileged(Native Method)

at org.apache.geronimo.kernel.classloader.JarFileClassLoader.findClass(JarFileClas sLoader.java:227)

at org.apache.geronimo.kernel.config.MultiParentClassLoader.loadClass(MultiParentC lassLoader.java:243)

at java.lang.ClassLoader.loadClass(ClassLoader.java:251)

at java.lang.ClassLoader.loadClassInternal(ClassLoader.java:319)

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10:21:00,427 ERROR [[/]] Skipped installing application listeners due to previous error(s)

10:21:00,427 ERROR [StandardContext] Error listenerStart

10:21:00,427 ERROR [StandardContext] Context [/] startup failed due to previous errors

10:21:00,496 WARN [TomcatWebAppContext] TomcatWebAppContext failed

10:21:00,496 ERROR [GBeanInstanceState] Error while starting; GBean is now in the FAILED state: abstractName="liferay/liferay-portal-tomcat/4.2.1/car?J2EEApplication=null,j2ee Type=WebModule,name=liferay/liferay-portal-tomcat/4.2.1/car"

java.lang.NullPointerException

at java.util.Hashtable.put(Hashtable.java:396)

at org.apache.naming.resources.DirContextURLStreamHandler.bind(DirContextURLStream Handler.java:233)

at org.apache.geronimo.tomcat.TomcatWebAppContext.doStart(TomcatWebAppContext.java :453)

at org.apache.geronimo.gbean.runtime.GBeanInstance.createInstance(GBeanInstance.ja va:981)

at org.apache.geronimo.gbean.runtime.GBeanInstanceState.attemptFullStart(GBeanInst anceState.java:267)

at org.apache.geronimo.gbean.runtime.GBeanInstanceState.start(GBeanInstanceState.j ava:102)

at org.apache.geronimo.gbean.runtime.GBeanInstance.start(GBeanInstance.java:526)

at org.apache.geronimo.gbean.runtime.GBeanDependency.attemptFullStart(GBeanDepende ncy.java:111)

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10:21:05,068 ERROR [[/]] Error configuring application listener of class com.liferay.portal.servlet.PortalSessionListener

java.lang.NoClassDefFoundError: com/liferay/portal/PortalException

at java.lang.ClassLoader.defineClass1(Native Method)

at java.lang.ClassLoader.defineClass(ClassLoader.java:620)

at java.security.SecureClassLoader.defineClass(SecureClassLoader.java:124)

at org.apache.geronimo.kernel.classloader.JarFileClassLoader.access$200(JarFileCla ssLoader.java:51)

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Thanks in Advance...

[3218 byte] By [VenkatJavaa] at [2007-11-27 3:01:57]
# 1
Simple solution:1. Uninstall Liferay2. Download Sun Java System Portal 7.13. Install Sun Java System Portal Server 7.1;-)This is a forum for Sun Portal software. Liferay is Apache.hth,Christian
knotheca at 2007-7-12 3:44:21 > top of Java-index,Web & Directory Servers,Portal Servers...