RS by copy of folder course element

2017-09-05 22:54:38,776 [ajp-nio2-8063-exec-7] ERROR AssertException - OLAT::ERROR ^%^ N63-E3 ^%^ org.olat.core.logging
https://oszj.openolat.com/auth/RepositoryEntry/13598721/Editor/0
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_12_3) AppleWebKit/602.4.8 (KHTML, like Gecko) Version/10.0.3 Safari/602.4.8
**RedScreen** Cannot create directory of LocalFolderImpl with reason (exists= ): false && created= false) path: /fx/appfs/oszj/bcroot/course/93463883876369/foldernodes/96048331366388

<dispatchinfo>
	<componentinfo>
		<compname>ffo_main_stepslayout</compname>
		<compclass>org.olat.core.gui.components.form.flexible.impl.FormWrapperContainer</compclass>
		<extendedinfo>n/a</extendedinfo>
		<event>
			<class&gt;org.olat.core.gui.control.Event</class&gt;
			<command>validation finish</command>
			<tostring>com:validation finish,org.olat.core.gui.control.Event@2f96e239</tostring>
		</event>
	</componentinfo>
	<controllerinfo>
		<controllername>org.olat.course.editor.PublishStep01AccessForm</controllername>
		<controllername>org.olat.core.gui.control.generic.wizard.StepsMainRunController</controllername>
		<controllername>org.olat.course.editor.EditorMainController</controllername>
		<controllername>org.olat.course.run.CourseRuntimeController</controllername>
		<controllername>org.olat.core.commons.fullWebApp.BaseFullWebappController</controllername>
	</controllerinfo>
</dispatchinfo>

>>> stack of 1.cause::org.olat.core.logging.AssertException: Cannot create directory of LocalFolderImpl with reason (exists= ): false && created= false) path: /fx/appfs/oszj/bcroot/course/93463883876369/foldernodes/96048331366388
-> at org.olat.core.util.vfs.LocalFolderImpl.<init>(LocalFolderImpl.java:81)
   at org.olat.core.commons.modules.bc.vfs.OlatRootFolderImpl.<init>(OlatRootFolderImpl.java:50)
   at org.olat.course.MergedCourseContainer.getBCContainer(MergedCourseContainer.java:370)
   at org.olat.course.MergedCourseContainer.addFoldersForAdmin(MergedCourseContainer.java:278)
   at org.olat.course.MergedCourseContainer.addFoldersForAdmin(MergedCourseContainer.java:309)
   at org.olat.course.MergedCourseContainer.addFoldersForAdmin(MergedCourseContainer.java:309)
   at org.olat.course.MergedCourseContainer.init(MergedCourseContainer.java:132)
   at org.olat.course.PersistingCourseImpl.getCourseFolderContainer(PersistingCourseImpl.java:182)
   at org.olat.course.nodes.STCourseNode.createEditController(STCourseNode.java:130)
   at org.olat.course.editor.EditorMainController.initNodeEditor(EditorMainController.java:523)
   at org.olat.course.editor.EditorMainController.updateViewForSelectedNodeId(EditorMainController.java:502)
>>> stack of 2.cause::java.lang.Exception: assertionstackgenerator
-> at org.olat.core.logging.AssertException.<init>(AssertException.java:53)
   at org.olat.core.util.vfs.LocalFolderImpl.<init>(LocalFolderImpl.java:81)
   at org.olat.core.commons.modules.bc.vfs.OlatRootFolderImpl.<init>(OlatRootFolderImpl.java:50)
   at org.olat.course.MergedCourseContainer.getBCContainer(MergedCourseContainer.java:370)
   at org.olat.course.MergedCourseContainer.addFoldersForAdmin(MergedCourseContainer.java:278)
   at org.olat.course.MergedCourseContainer.addFoldersForAdmin(MergedCourseContainer.java:309)
   at org.olat.course.MergedCourseContainer.addFoldersForAdmin(MergedCourseContainer.java:309)
   at org.olat.course.MergedCourseContainer.init(MergedCourseContainer.java:132)
   at org.olat.course.PersistingCourseImpl.getCourseFolderContainer(PersistingCourseImpl.java:182)
   at org.olat.course.nodes.STCourseNode.createEditController(STCourseNode.java:130)
   at org.olat.course.editor.EditorMainController.initNodeEditor(EditorMainController.java:523)