diff --git a/nodes/core/core/89-trigger.html b/nodes/core/core/89-trigger.html
index c3bb4f2f7..f90bda1a4 100644
--- a/nodes/core/core/89-trigger.html
+++ b/nodes/core/core/89-trigger.html
@@ -92,7 +92,7 @@
     <p>If set to a <i>string</i> type, the node supports the mustache template syntax.</p>
     <p>If the node receives a message with a <code>reset</code> property, or a <code>payload</code>
     that matches that configured in the node, any timeout or repeat currently in
-    progress will be cleared and no message triggered.</o>
+    progress will be cleared and no message triggered.</p>
     <p>The node can be configured to resend a message at a regular interval until it
     is reset by a received message.</p>
 </script>
diff --git a/nodes/core/core/89-trigger.js b/nodes/core/core/89-trigger.js
index 35b50b487..40681c9cc 100644
--- a/nodes/core/core/89-trigger.js
+++ b/nodes/core/core/89-trigger.js
@@ -104,6 +104,7 @@ module.exports = function(RED) {
 
                     if (node.duration === 0) { node.topics[topic].tout = 0; }
                     else if (node.loop === true) {
+                        /* istanbul ignore else  */
                         if (node.topics[topic].tout) { clearInterval(node.topics[topic].tout); }
                         /* istanbul ignore else  */
                         if (node.op1type !== "nul") {
@@ -129,16 +130,19 @@ module.exports = function(RED) {
                 }
                 else if ((node.extend === "true" || node.extend === true) && (node.duration > 0)) {
                     /* istanbul ignore else  */
-                    if (node.topics[topic].tout) { clearTimeout(node.topics[topic].tout); }
                     if (node.op2type === "payl") { node.topics[topic].m2 = RED.util.cloneMessage(msg.payload); }
+                    /* istanbul ignore else  */
+                    if (node.topics[topic].tout) { clearTimeout(node.topics[topic].tout); }
                     node.topics[topic].tout = setTimeout(function() {
                         if (node.op2type !== "nul") {
                             var msg2 = RED.util.cloneMessage(msg);
                             if (node.op2type === "flow" || node.op2type === "global") {
                                 node.topics[topic].m2 = RED.util.evaluateNodeProperty(node.op2,node.op2type,node,msg);
                             }
-                            msg2.payload = node.topics[topic].m2;
-                            node.send(msg2);
+                            if (node.topics[topic] !== undefined) {
+                                msg2.payload = node.topics[topic].m2;
+                                node.send(msg2);
+                            }
                         }
                         delete node.topics[topic];
                         node.status({});
diff --git a/test/nodes/core/core/89-trigger_spec.js b/test/nodes/core/core/89-trigger_spec.js
index 74ba19d16..53b13564a 100644
--- a/test/nodes/core/core/89-trigger_spec.js
+++ b/test/nodes/core/core/89-trigger_spec.js
@@ -282,7 +282,7 @@ describe('trigger node', function() {
             n1.emit("input", {payload:1,topic:"A"});
             n1.emit("input", {payload:2,topic:"B"});
             n1.emit("input", {payload:3,topic:"C"});
-            setTimeout( function() { n1.emit("input", {payload:2,topic:"B"})}, 25 );
+            setTimeout( function() { n1.emit("input", {payload:2,topic:"B"})}, 20 );
         });
     });