Index: lams_learning/web/grouping/choose.jsp
===================================================================
diff -u -r77b8d15134dd7e863fad465642a785f336fa211d -rfb44371b6225fdfe2cba7781170998ef034126ce
--- lams_learning/web/grouping/choose.jsp	(.../choose.jsp)	(revision 77b8d15134dd7e863fad465642a785f336fa211d)
+++ lams_learning/web/grouping/choose.jsp	(.../choose.jsp)	(revision fb44371b6225fdfe2cba7781170998ef034126ce)
@@ -64,7 +64,7 @@
 						<fmt:message key="label.learner.choice.group.full"/>
 					</c:when>
 					<c:otherwise>
-						<html:form action="/grouping.do?method=learnerChooseGroup&userId=${user.userId}&activityID=${activityID}&groupId=${group.groupId}" target="_self">
+						<html:form action="/grouping.do?method=learnerChooseGroup&userId=${user.userID}&activityID=${activityID}&groupId=${group.groupId}" target="_self">
 							<html:submit styleClass="button"><fmt:message key="label.choose.group.button"/></html:submit>
 						</html:form>
 					</c:otherwise>