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java.util.ConcurrentModificationException: null	at java.util.Hashtable$	at aQute.bnd.osgi.Processor.keySet(	at aQute.bnd.osgi.Processor.iterator(	at aQute.bnd.osgi.Processor.getProperty(	at aQute.bnd.osgi.Processor.mergeProperties(	at aQute.bnd.osgi.Processor.mergeProperties(	at aQute.bnd.osgi.Processor.getMergedParameters(	at	at aQute.bnd.osgi.Processor.getPlugins(	at aQute.bnd.osgi.Processor.getPlugins(	at bndtools.central.WorkspaceRepositoryChangeDetector$	at