"Invalid project description"

After updating my platform workspace i found the following exception in my log:
```
org.eclipse.oomph.resources.backend.BackendException: org.eclipse.core.internal.resources.ResourceException: Invalid project description.
at org.eclipse.oomph.resources.backend.BackendContainer.importIntoWorkspace(BackendContainer.java:158)
at org.eclipse.oomph.targlets.core.WorkspaceIUInfo.importIntoWorkspace(WorkspaceIUInfo.java:108)
at org.eclipse.oomph.targlets.internal.core.WorkspaceIUImporter$3.run(WorkspaceIUImporter.java:176)
at org.eclipse.core.internal.resources.Workspace.run(Workspace.java:2457)
at org.eclipse.core.internal.resources.Workspace.run(Workspace.java:2477)
at org.eclipse.oomph.targlets.internal.core.WorkspaceIUImporter.updateWorkspace(WorkspaceIUImporter.java:147)
at org.eclipse.oomph.targlets.internal.core.WorkspaceIUImporter$2.run(WorkspaceIUImporter.java:117)
at org.eclipse.oomph.util.pde.TargetPlatformUtil.runWithTargetPlatformService(TargetPlatformUtil.java:120)
at org.eclipse.oomph.targlets.internal.core.WorkspaceIUImporter.updateWorkspace(WorkspaceIUImporter.java:75)
at org.eclipse.oomph.targlets.internal.core.WorkspaceIUImporter$ImportProjectsJob.run(WorkspaceIUImporter.java:216)
at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63)
Caused by: org.eclipse.core.internal.resources.ResourceException: Invalid project description.
at org.eclipse.core.internal.resources.Project.checkDescription(Project.java:211)
at org.eclipse.core.internal.resources.Project.assertCreateRequirements(Project.java:95)
at org.eclipse.core.internal.resources.Project.create(Project.java:305)
at org.eclipse.core.internal.resources.Project.create(Project.java:291)
at org.eclipse.oomph.resources.ResourcesUtil.importProject(ResourcesUtil.java:304)
at org.eclipse.oomph.resources.backend.LocalBackendSystem.importIntoWorkspace(LocalBackendSystem.java:139)
at org.eclipse.oomph.resources.backend.BackendContainer.importIntoWorkspace(BackendContainer.java:146)
... 10 more

```

At least i would like to know which project the exception is complaining about in the exception message.