RS open details page in "My courses" of a deleted course

2016-01-18 12:28:17,634 [ajp-nio2-8021-exec-62] ERROR OLATRuntimeException - OLAT::ERROR ^%^ N1-E24 ^%^ org.olat.core.logging 

Mozilla/5.0 (Macintosh; Intel Mac OS X 10_11_2) AppleWebKit/601.3.9 (KHTML, like Gecko) Version/9.0.2 Safari/601.3.9 ^%^ **RedScreen**

<dispatchinfo>
	<componentinfo>
		<compname>ffo_main_repoentry_table</compname>
		<compclass>org.olat.core.gui.components.form.flexible.impl.FormWrapperContainer</compclass>
		<extendedinfo>n/a</extendedinfo>
		<event>
			<class&gt;org.olat.core.gui.components.form.flexible.impl.FormEvent</class&gt;
			<command>done</command>
			<tostring>com:done,org.olat.core.gui.components.form.flexible.impl.FormEvent@2f23a1</tostring>
		</event>
	</componentinfo>
	<controllerinfo>
		<controllername>org.olat.repository.ui.list.RepositoryEntryListController</controllername>
		<controllername>org.olat.repository.ui.list.OverviewRepositoryListController</controllername>
		<controllername>org.olat.core.commons.fullWebApp.BaseFullWebappController</controllername>
	</controllerinfo>
</dispatchinfo>

>>> stack of 1.cause::org.olat.core.logging.OLATRuntimeException: null
-> at org.olat.core.gui.exception.ExceptionWindowController.<init>(ExceptionWindowController.java:116)
   at org.olat.core.gui.exception.MsgFactory.createMessageChiefController(MsgFactory.java:57)
   at org.olat.core.gui.exception.MsgFactory.createMessageChiefController(MsgFactory.java:46)
   at org.olat.core.gui.components.Window.dispatchRequest(Window.java:536)
   at org.olat.core.gui.components.Window.doDispatchRequest(Window.java:234)
   at org.olat.core.gui.components.AbstractComponent.dispatchRequest(AbstractComponent.java:193)
   at org.olat.dispatcher.AuthenticatedDispatcher.processValidDispatchURI(AuthenticatedDispatcher.java:245)
   at org.olat.dispatcher.AuthenticatedDispatcher.execute(AuthenticatedDispatcher.java:201)
   at org.olat.core.servlets.OpenOLATServlet.executeUserRequest(OpenOLATServlet.java:280)
   at org.olat.core.servlets.OpenOLATServlet.doPost(OpenOLATServlet.java:223)
   at javax.servlet.http.HttpServlet.service(HttpServlet.java:648)
>>> stack of 2.cause::java.lang.NullPointerException: null
-> at org.olat.repository.ui.RepositoyUIFactory.getIconCssClass(RepositoyUIFactory.java:68)
   at org.olat.repository.ui.list.RepositoryEntryDetailsController.initForm(RepositoryEntryDetailsController.java:212)
   at org.olat.core.gui.components.form.flexible.impl.FormBasicController.initForm(FormBasicController.java:264)
   at org.olat.repository.ui.list.RepositoryEntryDetailsController.<init>(RepositoryEntryDetailsController.java:162)
   at org.olat.repository.ui.list.RepositoryEntryListController.doOpenDetails(RepositoryEntryListController.java:505)
   at org.olat.repository.ui.list.RepositoryEntryListController.formInnerEvent(RepositoryEntryListController.java:312)
   at org.olat.core.gui.components.form.flexible.impl.FormBasicController.event(FormBasicController.java:408)
   at org.olat.repository.ui.list.RepositoryEntryListController.event(RepositoryEntryListController.java:386)
   at org.olat.core.gui.control.DefaultController.dispatchEvent(DefaultController.java:202)
   at org.olat.core.gui.components.AbstractComponent$1.run(AbstractComponent.java:240)
   at org.olat.core.logging.activity.ThreadLocalUserActivityLoggerInstaller.runWithUserActivityLogger(ThreadLocalUserActivityLoggerInstaller.java:108)