I am getting exception when running the project exception is

log4j:WARN No appenders could be found for logger (org.hibernate.cfg.Environment).
log4j:WARN Please initialize the log4j system properly.
Exception in thread "main" java.lang.ExceptionInInitializerError
at persistence.HibernateUtil.<clinit>(Unknown Source)
at hello.HelloWorld.main(Unknown Source)
Caused by: org.hibernate.HibernateException: /hibernate.cfg.xml not found
at org.hibernate.util.ConfigHelper.getResourceAsStream(ConfigHelper.java:147)
at org.hibernate.cfg.Configuration.getConfigurationInputStream(Configuration.java:1405)
at org.hibernate.cfg.Configuration.configure(Configuration.java:1427)
at org.hibernate.cfg.Configuration.configure(Configuration.java:1414)
... 2 more
but the hibernate.cfg.xml file is the at right place

and one more exception the when i am opening the Hibernate perspective in eclipse the exception is given below please help me out i have struck here from 3 days .
UNHANDLED EVENT LOOP EXCEPTION
org.eclipse.swt.SWTException: Failed to execute runnable (java.lang.IllegalAccessError: tried to access method org.eclipse.jface.viewers.ColumnViewer.isBusy()Z from class org.hibernate.eclipse.console.viewers.xpl.MTreeViewer)
at org.eclipse.swt.SWT.error(SWT.java:3563)
at org.eclipse.swt.SWT.error(SWT.java:3481)
at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:126)
at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:3659)
at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3296)
at org.eclipse.ui.internal.Workbench.runEventLoop(Workbench.java:2389)
at org.eclipse.ui.internal.Workbench.runUI(Workbench.java:2353)
at org.eclipse.ui.internal.Workbench.access$4(Workbench.java:2219)
at org.eclipse.ui.internal.Workbench$4.run(Workbench.java:466)
at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:289)
at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:461)
at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:149)
at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:106)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:169)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:106)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:76)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:363)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:176)
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.eclipse.equinox.launcher.Main.invokeFramework(Main.java:508)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:447)
at org.eclipse.equinox.launcher.Main.run(Main.java:1173)
Caused by: java.lang.IllegalAccessError: tried to access method org.eclipse.jface.viewers.ColumnViewer.isBusy()Z from class org.hibernate.eclipse.console.viewers.xpl.MTreeViewer
at org.hibernate.eclipse.console.viewers.xpl.MTreeViewer.add(MTreeViewer.java:69)
at org.eclipse.ui.progress.DeferredTreeContentManager$3.runInUIThread(DeferredTreeContentManager.java:308)
at org.eclipse.ui.progress.UIJob$1.run(UIJob.java:94)
at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:35)
at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:123)
... 22 more

THANKS IN ADVANCE

Hi,
I guess you have posted in the wrong forum. People at the "hibernate users" forum will be able to help you better.

Please post your directory structure, and the location of your cfg.xml file. That would help others give you a quicker solution.