When attempting to start the Diagram Trace Utility (DTU) it fails and the following error message is produced:
!ENTRY org.eclipse.core.resources 2 10035 2017-12-02 18:54:31.715
!MESSAGE A workspace crash was detected. The previous session did not exit normally.
!ENTRY org.eclipse.osgi 2017-12-02 18:54:31.715
!MESSAGE An error occurred while automatically activating bundle
org.eclipse.core.resources (14).
!STACK 0
org.eclipse.core.internal.compatibility.PluginActivator.start() of bundle
org.eclipse.core.resources.
...