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-- Configuration Details -- Product: Eclipse 1.4.0.20110609-1120 (org.eclipse.epp.package.jee.product) Installed Features: org.eclipse.jdt 3.7.0.v20110520-0800-7z8gFchFMTdFYKuLqBLqRja9B15B An internal error occurred during: "Building workspace". Provider org.apache.xerces.jaxp.DocumentBuilderFactoryImpl not found
Please provide the entire stack trace from your workspace's log file.
javax.xml.parsers.FactoryConfigurationError: Provider org.apache.xerces.jaxp.DocumentBuilderFactoryImpl not found at javax.xml.parsers.DocumentBuilderFactory.newInstance(DocumentBuilderFactory.java:129) at org.eclipse.wst.jsdt.internal.core.JavaProject.decodeClasspath(JavaProject.java:935) at org.eclipse.wst.jsdt.internal.core.JavaProject.readFileEntriesWithException(JavaProject.java:2541) at org.eclipse.wst.jsdt.internal.core.JavaModelManager$PerProjectInfo.readAndCacheClasspath(JavaModelManager.java:1107) at org.eclipse.wst.jsdt.internal.core.JavaProject.resolveClasspath(JavaProject.java:2700) at org.eclipse.wst.jsdt.internal.core.JavaProject.getResolvedClasspath(JavaProject.java:2019) at org.eclipse.wst.jsdt.internal.core.DeltaProcessor.createExternalArchiveDelta(DeltaProcessor.java:892) at org.eclipse.wst.jsdt.internal.core.DeltaProcessor.resourceChanged(DeltaProcessor.java:1926) at org.eclipse.wst.jsdt.internal.core.DeltaProcessingState.resourceChanged(DeltaProcessingState.java:389) at org.eclipse.core.internal.events.NotificationManager$1.run(NotificationManager.java:291) at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42) at org.eclipse.core.internal.events.NotificationManager.notify(NotificationManager.java:285) at org.eclipse.core.internal.events.NotificationManager.broadcastChanges(NotificationManager.java:149) at org.eclipse.core.internal.resources.Workspace.broadcastPostChange(Workspace.java:395) at org.eclipse.core.internal.resources.Workspace.endOperation(Workspace.java:1530) at org.eclipse.core.internal.events.AutoBuildJob.doBuild(AutoBuildJob.java:156) at org.eclipse.core.internal.events.AutoBuildJob.run(AutoBuildJob.java:241) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:54)
Which JRE are you using? Have you modified it by added anything to its ext/lib folder?
No. It's standard JRE from Apple (Snow Leopard)
Unable to reproduce on Snow Leopard using the x86_64 Cocoa download and 1.6 VM.