[news.eclipse.webtools] Problems importing a WAR

[Alejandro.Villamarin@xxxxxx (Alejandro )]

Whenever I import a WAR the next problem occurs:

eclipse.buildId=M20080911-1700
java.version=1.6.0_10
java.vendor=Sun Microsystems Inc.
BootLoader constants: OS=win32, ARCH=x86, WS=win32, NL=es_ES
Command-line arguments:  -os win32 -ws win32 -arch x86


Error
Fri May 22 12:35:30 CEST 2009
Extended Operation failure: 
org.eclipse.jst.j2ee.internal.web.archive.operations.WebComponentImportOperation

org.eclipse.core.commands.ExecutionException: Error importing Module File
at 
org.eclipse.jst.j2ee.internal.archive.operations.J2EEArtifactImportOperation.doExecute(J2EEArtifactImportOperation.java:95)
at 
org.eclipse.jst.j2ee.internal.web.archive.operations.WebComponentImportOperation.doExecute(WebComponentImportOperation.java:69)
at 
org.eclipse.jst.j2ee.internal.archive.operations.J2EEArtifactImportOperation.execute(J2EEArtifactImportOperation.java:63)
at 
org.eclipse.wst.common.frameworks.internal.datamodel.DataModelPausibleOperationImpl$1.run(DataModelPausibleOperationImpl.java:376)
at org.eclipse.core.internal.resources.Workspace.run(Workspace.java:1800)
at 
org.eclipse.wst.common.frameworks.internal.datamodel.DataModelPausibleOperationImpl.runOperation(DataModelPausibleOperationImpl.java:401)
at 
org.eclipse.wst.common.frameworks.internal.datamodel.DataModelPausibleOperationImpl.runOperation(DataModelPausibleOperationImpl.java:352)
at 
org.eclipse.wst.common.frameworks.internal.datamodel.DataModelPausibleOperationImpl.doExecute(DataModelPausibleOperationImpl.java:242)
at 
org.eclipse.wst.common.frameworks.internal.datamodel.DataModelPausibleOperationImpl.executeImpl(DataModelPausibleOperationImpl.java:214)
at 
org.eclipse.wst.common.frameworks.internal.datamodel.DataModelPausibleOperationImpl.cacheThreadAndContinue(DataModelPausibleOperationImpl.java:89)
at 
org.eclipse.wst.common.frameworks.internal.datamodel.DataModelPausibleOperationImpl.execute(DataModelPausibleOperationImpl.java:202)
at 
org.eclipse.wst.common.frameworks.internal.datamodel.ui.DataModelWizard$1$CatchThrowableRunnableWithProgress.run(DataModelWizard.java:219)
at 
org.eclipse.jface.operation.ModalContext$ModalContextThread.run(ModalContext.java:121)
Caused by: 
org.eclipse.wst.common.frameworks.internal.enablement.nonui.WFTWrappedException: 
Error importing Module File
at 
org.eclipse.jst.j2ee.internal.archive.operations.J2EEArtifactImportOperation.importModuleFile(J2EEArtifactImportOperation.java:152)
at 
org.eclipse.jst.j2ee.internal.archive.operations.J2EEArtifactImportOperation.doExecute(J2EEArtifactImportOperation.java:93)
.. 12 more
Caused by: org.eclipse.jst.jee.archive.ArchiveSaveFailureException: 
org.eclipse.jst.jee.archive.ArchiveSaveFailureException: Error occured 
saving the File..LockNetwork/cargarLock199_Applet.class
at 
org.eclipse.jst.jee.archive.AbstractArchiveSaveAdapter.save(AbstractArchiveSaveAdapter.java:88)
at 
org.eclipse.jst.j2ee.internal.archive.ComponentArchiveSaveAdapter.save(ComponentArchiveSaveAdapter.java:115)
at 
org.eclipse.jst.j2ee.internal.archive.J2EEComponentArchiveSaveAdapter.save(J2EEComponentArchiveSaveAdapter.java:53)
at 
org.eclipse.jst.jee.archive.internal.ArchiveFactoryImpl.save(ArchiveFactoryImpl.java:114)
at 
org.eclipse.jst.jee.archive.internal.ArchiveFactoryImpl.saveArchive(ArchiveFactoryImpl.java:133)
at 
org.eclipse.jst.j2ee.internal.archive.operations.J2EEArtifactImportOperation.importModuleFile(J2EEArtifactImportOperation.java:139)
.. 13 more
Caused by: org.eclipse.jst.jee.archive.ArchiveSaveFailureException: Error 
occured saving the File..LockNetwork/cargarLock199_Applet.class
at 
org.eclipse.jst.j2ee.internal.archive.ComponentArchiveSaveAdapter.save(ComponentArchiveSaveAdapter.java:143)
at 
org.eclipse.jst.jee.archive.AbstractArchiveSaveAdapter.save(AbstractArchiveSaveAdapter.java:71)
.. 18 more

Has anyone run into a similar problem before?