diff --git a/controller/State.ts b/controller/State.ts
index ec9b0833..4e5b5dd6 100644
--- a/controller/State.ts
+++ b/controller/State.ts
@@ -1089,8 +1089,9 @@ export class ScheduleStateCollection extends EqStateCollection<ScheduleState> {
             let ssched = this.getItemByIndex(i);
             let st = ssched.scheduleTime;
             let sched = sys.schedules.getItemById(ssched.id);
-            // rsg st.startTime is null when the schedule has No Days
-            if (!sched.isActive || ssched.disabled || st.startTime === null) {
+            // rsg st.startTime is null when the schedule has No Days  <-- WRONG.  ssched.scheduleDays should be checked.
+            // original fix #879;  updated fix #1033
+            if (!sched.isActive || ssched.disabled || ssched.scheduleDays === 0) {
                 continue;
             }
             st.calcSchedule(state.time, sys.schedules.getItemById(ssched.id));
diff --git a/controller/boards/SystemBoard.ts b/controller/boards/SystemBoard.ts
index 34a022e2..2486be35 100644
--- a/controller/boards/SystemBoard.ts
+++ b/controller/boards/SystemBoard.ts
@@ -3631,7 +3631,7 @@ export class ScheduleCommands extends BoardCommands {
         if (heatSetpoint < 0 || heatSetpoint > 104) return Promise.reject(new InvalidEquipmentDataError(`Invalid heat setpoint: ${heatSetpoint}`, 'Schedule', heatSetpoint));
         if (sys.board.circuits.getCircuitReferences(true, true, false, true).find(elem => elem.id === circuit) === undefined)
             return Promise.reject(new InvalidEquipmentDataError(`Invalid circuit reference: ${circuit}`, 'Schedule', circuit));
-        if (schedType === 128 && schedDays === 0) return Promise.reject(new InvalidEquipmentDataError(`Invalid schedule days: ${schedDays}. You must supply days that the schedule is to run.`, 'Schedule', schedDays));
+        if (schedType === 128 && schedDays === 0) return Promise.reject(new InvalidEquipmentDataError(`Invalid schedule days: ${schedDays}. You must supply days that the schedule is to run.`, 'Schedule', schedDays)); // rsg 2024.11.22 - some controllers allow no days.
 
         // If we made it to here we are valid and the schedula and it state should exist.
         sched = sys.schedules.getItemById(id, true);