diff --git a/web/src/main/java/org/phoenixctms/ctsms/web/jersey/resource/trial/VisitScheduleItemResource.java b/web/src/main/java/org/phoenixctms/ctsms/web/jersey/resource/trial/VisitScheduleItemResource.java
index 5fe9bd937eb6..ebb29b0a7c20 100644
--- a/web/src/main/java/org/phoenixctms/ctsms/web/jersey/resource/trial/VisitScheduleItemResource.java
+++ b/web/src/main/java/org/phoenixctms/ctsms/web/jersey/resource/trial/VisitScheduleItemResource.java
@@ -59,9 +59,10 @@ public VisitScheduleItemOutVO getVisitScheduleItem(@PathParam("id") Long id) thr
 	@GET
 	@Produces({ MediaType.APPLICATION_JSON })
 	@Path("interval")
-	public Collection<VisitScheduleAppointmentVO> getVisitScheduleItemInterval(@QueryParam("trial_id") Long trialId, @QueryParam("from") String from,
+	public Collection<VisitScheduleAppointmentVO> getVisitScheduleItemInterval(@QueryParam("trial_id") Long trialId, @QueryParam("proband_id") Long probandId,
+			@QueryParam("from") String from,
 			@QueryParam("to") String to, @QueryParam("sort") Boolean sort) throws Exception {
-		return WebUtil.getServiceLocator().getTrialService().getVisitScheduleItemInterval(auth, trialId, null, null, null,
+		return WebUtil.getServiceLocator().getTrialService().getVisitScheduleItemInterval(auth, trialId, null, probandId, null, null,
 				(Date) (CommonUtil.isEmptyString(from) ? null : StringConverter.getConverter(Date.class).convert(from)),
 				(Date) (CommonUtil.isEmptyString(to) ? null : StringConverter.getConverter(Date.class).convert(to)), sort);
 	}
diff --git a/web/src/main/java/org/phoenixctms/ctsms/web/model/inventory/InventoryBookingLazyScheduleModel.java b/web/src/main/java/org/phoenixctms/ctsms/web/model/inventory/InventoryBookingLazyScheduleModel.java
index c3d626a357b0..50dd0b603a22 100644
--- a/web/src/main/java/org/phoenixctms/ctsms/web/model/inventory/InventoryBookingLazyScheduleModel.java
+++ b/web/src/main/java/org/phoenixctms/ctsms/web/model/inventory/InventoryBookingLazyScheduleModel.java
@@ -283,7 +283,7 @@ protected void getLazyResult(Date start, Date stop) {
 			Collection<VisitScheduleAppointmentVO> visitScheduleAppointments = null;
 			try {
 				visitScheduleAppointments = WebUtil.getServiceLocator().getTrialService()
-						.getVisitScheduleItemInterval(auth, trialId, departmentId, null, visitTypeId, from, to, false);
+						.getVisitScheduleItemInterval(auth, trialId, departmentId, probandId, null, visitTypeId, from, to, false);
 			} catch (ServiceException | AuthorisationException | IllegalArgumentException e) {
 			} catch (AuthenticationException e) {
 				WebUtil.publishException(e);
diff --git a/web/src/main/java/org/phoenixctms/ctsms/web/model/trial/DutyRosterLazyScheduleModel.java b/web/src/main/java/org/phoenixctms/ctsms/web/model/trial/DutyRosterLazyScheduleModel.java
index 2a14d6a28122..500f0ec669c2 100644
--- a/web/src/main/java/org/phoenixctms/ctsms/web/model/trial/DutyRosterLazyScheduleModel.java
+++ b/web/src/main/java/org/phoenixctms/ctsms/web/model/trial/DutyRosterLazyScheduleModel.java
@@ -61,7 +61,7 @@ public class DutyRosterLazyScheduleModel extends LazyScheduleModelBase {
 	private boolean showProbandStatus;
 	private Long showCollisionsThresholdDays;
 	private Long staffNaCountLimit;
-	private boolean showStaffNaCount;
+	//private boolean showStaffNaCount;
 	private Long departmentId;
 	private Long staffCategoryId;
 	private Long trialId;
@@ -291,7 +291,7 @@ protected void getLazyResult(Date start, Date end) {
 			Collection<VisitScheduleAppointmentVO> visitScheduleAppointments = null;
 			try {
 				visitScheduleAppointments = WebUtil.getServiceLocator().getTrialService()
-						.getVisitScheduleItemInterval(auth, trialId, departmentId, statusId, visitTypeId, from, to, false);
+						.getVisitScheduleItemInterval(auth, trialId, departmentId, null, statusId, visitTypeId, from, to, false);
 			} catch (ServiceException | AuthorisationException | IllegalArgumentException e) {
 			} catch (AuthenticationException e) {
 				WebUtil.publishException(e);
diff --git a/web/src/main/java/org/phoenixctms/ctsms/web/model/trial/TimelineTrialTimelineEventBean.java b/web/src/main/java/org/phoenixctms/ctsms/web/model/trial/TimelineTrialTimelineEventBean.java
index 30fbfae8e30b..dbf3b5c104ed 100644
--- a/web/src/main/java/org/phoenixctms/ctsms/web/model/trial/TimelineTrialTimelineEventBean.java
+++ b/web/src/main/java/org/phoenixctms/ctsms/web/model/trial/TimelineTrialTimelineEventBean.java
@@ -370,7 +370,7 @@ public void updateTimelineModel() {
 				visitScheduleAppointments = WebUtil
 						.getServiceLocator()
 						.getTrialService()
-						.getVisitScheduleItemInterval(WebUtil.getAuthentication(), filterTrialId, filterDepartmentId, filterStatusId, filterVisitTypeId, rangeStart, rangeEnd,
+						.getVisitScheduleItemInterval(WebUtil.getAuthentication(), filterTrialId, filterDepartmentId, null, filterStatusId, filterVisitTypeId, rangeStart, rangeEnd,
 								false);
 			} catch (ServiceException | AuthorisationException | IllegalArgumentException e) {
 			} catch (AuthenticationException e) {
diff --git a/web/src/main/java/org/phoenixctms/ctsms/web/model/trial/VisitScheduleAppointmentEvent.java b/web/src/main/java/org/phoenixctms/ctsms/web/model/trial/VisitScheduleAppointmentEvent.java
index a1b19fe3de5e..542e95f15e14 100644
--- a/web/src/main/java/org/phoenixctms/ctsms/web/model/trial/VisitScheduleAppointmentEvent.java
+++ b/web/src/main/java/org/phoenixctms/ctsms/web/model/trial/VisitScheduleAppointmentEvent.java
@@ -144,6 +144,7 @@ public String getTitle() {
 			sb.append(in.getToken());
 			appended = true;
 		}
+		appended = sb.length() > 0;
 		ProbandOutVO proband = null;
 		proband = (out != null ? out.getProband() : null);
 		if (proband != null) {