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    If JVM throws ClassNotFoundException the class is not found in classpath. Seems you are missing hibernate dependency in your project set up. Try downloading hibernate-core.jar and add to your project classpath.

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via Liferay Issues by Jose Jimenez, 1 year ago
via Liferay Issues by Jose Jimenez, 2 years ago
via Apache's JIRA Issue Tracker by Yuri Schimke, 1 year ago
java.lang.ClassNotFoundException: org.apache.log4j.Category	at org.codehaus.plexus.classworlds.strategy.SelfFirstStrategy.loadClass(SelfFirstStrategy.java:50)	at org.codehaus.plexus.classworlds.realm.ClassRealm.unsynchronizedLoadClass(ClassRealm.java:259)	at org.codehaus.plexus.classworlds.realm.ClassRealm.loadClass(ClassRealm.java:235)	at org.codehaus.plexus.classworlds.realm.ClassRealm.loadClass(ClassRealm.java:227)	at java.lang.Class.forName0(Native Method)	at java.lang.Class.forName(Class.java:190)	at org.apache.commons.logging.impl.LogFactoryImpl$1.run(LogFactoryImpl.java:447)	at java.security.AccessController.doPrivileged(Native Method)	at org.apache.commons.logging.impl.LogFactoryImpl.loadClass(LogFactoryImpl.java:435)	at org.apache.commons.logging.impl.LogFactoryImpl.getLogConstructor(LogFactoryImpl.java:376)	at org.apache.commons.logging.impl.LogFactoryImpl.newInstance(LogFactoryImpl.java:529)	at org.apache.commons.logging.impl.LogFactoryImpl.getInstance(LogFactoryImpl.java:235)	at org.apache.commons.logging.impl.LogFactoryImpl.getInstance(LogFactoryImpl.java:209)	at org.apache.commons.logging.LogFactory.getLog(LogFactory.java:351)	at org.apache.commons.httpclient.HttpClient.(HttpClient.java:69)	at org.apache.webdav.lib.WebdavSession.getSessionInstance(WebdavSession.java:145)	at org.apache.webdav.lib.WebdavSession.getSessionInstance(WebdavSession.java:127)	at org.apache.webdav.lib.WebdavResource.setClient(WebdavResource.java:1273)	at org.apache.webdav.lib.WebdavResource.setHttpURL(WebdavResource.java:1298)	at org.apache.webdav.lib.WebdavResource.setHttpURL(WebdavResource.java:1320)	at org.apache.webdav.lib.WebdavResource.setHttpURL(WebdavResource.java:1408)	at org.apache.webdav.lib.WebdavResource.(WebdavResource.java:290)	at org.apache.maven.wagon.providers.webdav.CorrectedWebdavResource.(CorrectedWebdavResource.java:54)	at org.apache.maven.wagon.providers.webdav.WebDavWagon.openConnection(WebDavWagon.java:143)	at org.apache.maven.wagon.AbstractWagon.connect(AbstractWagon.java:217)	at org.eclipse.aether.connector.wagon.WagonRepositoryConnector.connectWagon(WagonRepositoryConnector.java:400)	at org.eclipse.aether.connector.wagon.WagonRepositoryConnector.pollWagon(WagonRepositoryConnector.java:440)	at org.eclipse.aether.connector.wagon.WagonRepositoryConnector$GetTask.run(WagonRepositoryConnector.java:630)	at org.eclipse.aether.util.concurrency.RunnableErrorForwarder$1.run(RunnableErrorForwarder.java:67)	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)	at java.lang.Thread.run(Thread.java:724)