diff --git a/src/main/java/org/olat/modules/lecture/ui/TeacherLecturesTableController.java b/src/main/java/org/olat/modules/lecture/ui/TeacherLecturesTableController.java
index 99aee667ce6285abc7f47f5704a4ad5a700da48c..3ee5fd46f08829bff919c9fb1e619fcd5146713c 100644
--- a/src/main/java/org/olat/modules/lecture/ui/TeacherLecturesTableController.java
+++ b/src/main/java/org/olat/modules/lecture/ui/TeacherLecturesTableController.java
@@ -69,6 +69,7 @@ import org.olat.modules.lecture.model.LectureBlockRow;
 import org.olat.modules.lecture.model.RollCallSecurityCallbackImpl;
 import org.olat.modules.lecture.ui.TeacherOverviewDataModel.TeachCols;
 import org.olat.modules.lecture.ui.component.LectureBlockStatusCellRenderer;
+import org.olat.modules.lecture.ui.event.ReopenLectureBlockEvent;
 import org.olat.modules.lecture.ui.export.LectureBlockExport;
 import org.olat.modules.lecture.ui.export.LecturesBlockPDFExport;
 import org.olat.modules.lecture.ui.export.LecturesBlockSignaturePDFExport;
@@ -216,7 +217,11 @@ public class TeacherLecturesTableController extends FormBasicController implemen
 	@Override
 	protected void event(UserRequest ureq, Controller source, Event event) {
 		if(source == rollCallCtrl) {
-			if(event == Event.DONE_EVENT || event == Event.CANCELLED_EVENT || event == Event.CHANGED_EVENT) {
+			if(event instanceof ReopenLectureBlockEvent) {
+				LectureBlock lectureBlock = rollCallCtrl.getLectureBlock();
+				toolbarPanel.popController(rollCallCtrl);
+				doSelectLectureBlock(ureq, lectureBlock);
+			} else if(event == Event.DONE_EVENT || event == Event.CANCELLED_EVENT || event == Event.CHANGED_EVENT) {
 				fireEvent(ureq, event);
 			}
 		} else if(toolsCalloutCtrl == source) {
diff --git a/src/main/java/org/olat/modules/lecture/ui/TeacherRollCallController.java b/src/main/java/org/olat/modules/lecture/ui/TeacherRollCallController.java
index 96dfc803b267d52bca20285bbc5d49e62ff9cdcd..1d2543f165bbec08debd507c3c82c0266fa7fc11 100644
--- a/src/main/java/org/olat/modules/lecture/ui/TeacherRollCallController.java
+++ b/src/main/java/org/olat/modules/lecture/ui/TeacherRollCallController.java
@@ -68,6 +68,7 @@ import org.olat.modules.lecture.LectureService;
 import org.olat.modules.lecture.RollCallSecurityCallback;
 import org.olat.modules.lecture.ui.TeacherRollCallDataModel.RollCols;
 import org.olat.modules.lecture.ui.component.LectureBlockRollCallStatusItem;
+import org.olat.modules.lecture.ui.event.ReopenLectureBlockEvent;
 import org.olat.user.UserManager;
 import org.olat.user.propertyhandlers.UserPropertyHandler;
 import org.springframework.beans.factory.annotation.Autowired;
@@ -143,6 +144,10 @@ public class TeacherRollCallController extends FormBasicController {
 		initForm(ureq);
 		loadModel();
 	}
+	
+	public LectureBlock getLectureBlock() {
+		return lectureBlock;
+	}
 
 	@Override
 	protected void initForm(FormItemContainer formLayout, Controller listener, UserRequest ureq) {
@@ -654,10 +659,14 @@ public class TeacherRollCallController extends FormBasicController {
 	private void doReopen(UserRequest ureq) {
 		String before = lectureService.toAuditXml(lectureBlock);
 		lectureBlock.setRollCallStatus(LectureRollCallStatus.reopen);
+		if(lectureBlock.getStatus() == LectureBlockStatus.cancelled) {
+			lectureBlock.setStatus(LectureBlockStatus.active);
+		}
+		
 		lectureBlock = lectureService.save(lectureBlock, null);
 		secCallback.updateLectureBlock(lectureBlock);
 		updateUI();
-		fireEvent(ureq, Event.CHANGED_EVENT);
+		fireEvent(ureq, new ReopenLectureBlockEvent());
 		
 		String after = lectureService.toAuditXml(lectureBlock);
 		lectureService.auditLog(LectureBlockAuditLog.Action.reopenLectureBlock, before, after, null, lectureBlock, null, lectureBlock.getEntry(), null, getIdentity());
diff --git a/src/main/java/org/olat/modules/lecture/ui/event/ReopenLectureBlockEvent.java b/src/main/java/org/olat/modules/lecture/ui/event/ReopenLectureBlockEvent.java
new file mode 100644
index 0000000000000000000000000000000000000000..0857e4ab28b5d8a3e3bd668cd506d8b57bdce870
--- /dev/null
+++ b/src/main/java/org/olat/modules/lecture/ui/event/ReopenLectureBlockEvent.java
@@ -0,0 +1,39 @@
+/**
+ * <a href="http://www.openolat.org">
+ * OpenOLAT - Online Learning and Training</a><br>
+ * <p>
+ * Licensed under the Apache License, Version 2.0 (the "License"); <br>
+ * you may not use this file except in compliance with the License.<br>
+ * You may obtain a copy of the License at the
+ * <a href="http://www.apache.org/licenses/LICENSE-2.0">Apache homepage</a>
+ * <p>
+ * Unless required by applicable law or agreed to in writing,<br>
+ * software distributed under the License is distributed on an "AS IS" BASIS, <br>
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. <br>
+ * See the License for the specific language governing permissions and <br>
+ * limitations under the License.
+ * <p>
+ * Initial code contributed and copyrighted by<br>
+ * frentix GmbH, http://www.frentix.com
+ * <p>
+ */
+package org.olat.modules.lecture.ui.event;
+
+import org.olat.core.gui.control.Event;
+
+/**
+ * 
+ * Initial date: 30 oct. 2017<br>
+ * @author srosse, stephane.rosse@frentix.com, http://www.frentix.com
+ *
+ */
+public class ReopenLectureBlockEvent extends Event {
+
+	private static final long serialVersionUID = -3616421988319250757L;
+	public static final String REOPEN_EVENT = "reopen-lecture-block-event";
+	
+	public ReopenLectureBlockEvent() {
+		super(REOPEN_EVENT);
+	}
+
+}