diff --git a/workflow/engine/src/ProcessMaker/BusinessModel/TimerEvent.php b/workflow/engine/src/ProcessMaker/BusinessModel/TimerEvent.php
index ed72c3c84..0e8b61aff 100644
--- a/workflow/engine/src/ProcessMaker/BusinessModel/TimerEvent.php
+++ b/workflow/engine/src/ProcessMaker/BusinessModel/TimerEvent.php
@@ -765,9 +765,19 @@ class TimerEvent
                 if (isset($arrayData["TMREVN_CONFIGURATION_DATA"])) {
                     $arrayData["TMREVN_CONFIGURATION_DATA"] = serialize($arrayData["TMREVN_CONFIGURATION_DATA"]);
                 }
+                
+                $oldValues = $timerEvent->toArray();
 
                 $timerEvent->fromArray($arrayData, \BasePeer::TYPE_FIELDNAME);
 
+                $nowValues = $timerEvent->toArray();
+                //If the timer event undergoes any editing, the value of the 'TMREVN_STATUS' 
+                //field must be changed to 'ACTIVE', otherwise the 'ONE-DATE-TIME' 
+                //option will prevent execution.
+                if (!($oldValues == $nowValues)) {
+                    $timerEvent->setTmrevnStatus("ACTIVE");
+                }
+
                 if ($bpmnEvent->getEvnType() == "START") {
                     switch ($arrayFinalData["TMREVN_OPTION"]) {
                         case "HOURLY":
@@ -1471,11 +1481,11 @@ class TimerEvent
                     $flagRecord = true;
                 }
             }
-
+            
             if (!$flagRecord) {
                 $common->frontEndShow("TEXT", "Not exists any record to start a new case, on date \"$datetime (UTC +00:00)\"");
-
-                $this->log("NO-RECORDS", "Not exists any record to start a new case");
+                $action = "NO-RECORDS";
+                $this->log($action, "Not exists any record to start a new case");
                 $aInfo = array(
                     'ip'        => \G::getIpAddress()
                     ,'action'   => $action
@@ -1493,7 +1503,8 @@ class TimerEvent
             $common->frontEndShow("END");
 
             //Intermediate Catch Timer-Event (continue the case) ///////////////////////////////////////////////////////
-            $this->log("START-CONTINUE-CASES", "Date \"$datetime (UTC +00:00)\": Start continue the cases");
+            $action = "START-CONTINUE-CASES";
+            $this->log($action, "Date \"$datetime (UTC +00:00)\": Start continue the cases");
             $aInfo = array(
                 'ip'        => \G::getIpAddress()
                 ,'action'   => $action