diff --git a/octoprint/settings.py b/octoprint/settings.py
index b1e67ce..2d05f9b 100644
--- a/octoprint/settings.py
+++ b/octoprint/settings.py
@@ -248,7 +248,7 @@ class Settings(object):
 		return feedbackControls
 
 	def _getFeedbackControls(self, control=None):
-		if control["type"] == "feedback_command":
+		if control["type"] == "feedback_command" or control["type"] == "feedback":
 			pattern = control["regex"]
 			try:
 				matcher = re.compile(pattern)
diff --git a/octoprint/static/js/app/viewmodels/control.js b/octoprint/static/js/app/viewmodels/control.js
index bfab9e0..3f89d57 100644
--- a/octoprint/static/js/app/viewmodels/control.js
+++ b/octoprint/static/js/app/viewmodels/control.js
@@ -68,7 +68,7 @@ function ControlViewModel(loginStateViewModel, settingsViewModel) {
             for (var i = 0; i < control.input.length; i++) {
                 control.input[i].value = control.input[i].default;
             }
-        } else if (control.type == "feedback_command") {
+        } else if (control.type == "feedback_command" || control.type == "feedback") {
             control.output = ko.observable("");
             self.feedbackControlLookup[control.name] = control.output;
         } else if (control.type == "section") {
@@ -162,6 +162,8 @@ function ControlViewModel(loginStateViewModel, settingsViewModel) {
                 return "customControls_parametricCommandTemplate";
             case "feedback_command":
                 return "customControls_feedbackCommandTemplate";
+            case "feedback":
+                return "customControls_feedbackTemplate";
             default:
                 return "customControls_emptyTemplate";
         }
diff --git a/octoprint/templates/index.jinja2 b/octoprint/templates/index.jinja2
index 6d077ee..1d8883e 100644
--- a/octoprint/templates/index.jinja2
+++ b/octoprint/templates/index.jinja2
@@ -402,6 +402,11 @@
                                     <button class="btn" data-bind="text: name, enable: $root.isOperational() && $root.loginState.isUser(), click: function() { $root.sendCustomCommand($data) }"></button> <span data-bind="text: output"></span>
                                 </form>
                             </script>
+                            <script type="text/html" id="customControls_feedbackTemplate">
+                                <div>
+                                    <strong data-bind="text: name"></strong>: <span data-bind="text: output"></span>
+                                </div>
+                            </script>
                             <script type="text/html" id="customControls_parametricCommandTemplate">
                                 <form class="form-inline">
                                     <!-- ko foreach: input -->
diff --git a/octoprint/util/comm.py b/octoprint/util/comm.py
index 87a001b..40c420b 100644
--- a/octoprint/util/comm.py
+++ b/octoprint/util/comm.py
@@ -448,6 +448,7 @@ class MachineCom(object):
 	def _monitor(self):
 		feedbackControls = settings().getFeedbackControls()
 		pauseTriggers = settings().getPauseTriggers()
+		feedbackErrors = []
 
 		#Open the serial port.
 		if self._port == 'AUTO':
@@ -606,9 +607,18 @@ class MachineCom(object):
 						try:
 							match = matcher.search(line)
 							if match is not None:
-								self._callback.mcReceivedRegisteredMessage(name, str.format(template, *(match.groups("n/a"))))
+								format = None
+								if isinstance(template, str):
+									format = str.format
+								elif isinstance(template, unicode):
+									format = unicode.format
+
+								if format is not None:
+									self._callback.mcReceivedRegisteredMessage(name, format(template, *(match.groups("n/a"))))
 						except:
-							# ignored on purpose
+							if not name in feedbackErrors:
+								self._logger.info("Something went wrong with feedbackControl \"%s\": " % name, exc_info=True)
+								feedbackErrors.append(name)
 							pass
 
 				##~~ Parsing for pause triggers