diff --git a/mithril.js b/mithril.js
index e10c38d2..4f664859 100644
--- a/mithril.js
+++ b/mithril.js
@@ -55,7 +55,10 @@ function updateState(stream, value, error) {
 			if (recovered === HALT) return
 			updateValues(stream, recovered, undefined)
 		}
-		catch (e) {updateValues(stream, undefined, e)}
+		catch (e) {
+			updateValues(stream, undefined, e)
+			reportUncaughtError(stream, e)
+		}
 	}
 	else updateValues(stream, value, error)
 	stream._state.changed = true
@@ -78,6 +81,7 @@ function updateDependency(stream, mustSync) {
 			}
 			catch (e) {
 				updateState(stream, undefined, e)
+				reportUncaughtError(stream, e)
 			}
 		}
 	}
@@ -93,6 +97,13 @@ function finalize(stream) {
 	stream._state.changed = false
 	for (var id in stream._state.deps) stream._state.deps[id]._state.changed = false
 }
+function reportUncaughtError(stream, e) {
+	if (Object.keys(stream._state.deps).length === 0) {
+		setTimeout(function() {
+			if (Object.keys(stream._state.deps).length === 0) console.error(e)
+		}, 0)
+	}
+}
 function run(fn) {
 	var self = createStream(), stream = this
 	return initDependency(self, [stream], function() {
@@ -1041,7 +1052,7 @@ var autoredraw = function(root, renderer, pubsub, callback) {
 	var run = throttle(callback)
 	if (renderer != null) {
 		renderer.setEventCallback(function(e) {
-			if (e.redraw !== false) run()
+			if (e.redraw !== false) pubsub.publish()
 		})
 	}
 	if (pubsub != null) {
@@ -1068,7 +1079,7 @@ m.route = function($window, renderer, pubsub) {
 			else {
 				renderer.render(root, Node(payload, null, args, undefined, undefined, undefined))
 			}
-		}, function(path, params) {
+		}, function() {
 			router.setPath(defaultRoute, null, {replace: true})
 		})
 		autoredraw(root, renderer, pubsub, replay)
@@ -1077,6 +1088,7 @@ m.route = function($window, renderer, pubsub) {
 	route.prefix = router.setPrefix
 	route.set = router.setPath
 	route.get = router.getPath
+	
 	return route
 }(window, renderService, redrawService)
 m.mount = function(renderer, pubsub) {
diff --git a/util/stream.js b/util/stream.js
index ddf67bd1..d8555852 100644
--- a/util/stream.js
+++ b/util/stream.js
@@ -58,7 +58,10 @@ function updateState(stream, value, error) {
 			if (recovered === HALT) return
 			updateValues(stream, recovered, undefined)
 		}
-		catch (e) {updateValues(stream, undefined, e)}
+		catch (e) {
+			updateValues(stream, undefined, e)
+			reportUncaughtError(stream, e)
+		}
 	}
 	else updateValues(stream, value, error)
 	stream._state.changed = true
@@ -81,6 +84,7 @@ function updateDependency(stream, mustSync) {
 			}
 			catch (e) {
 				updateState(stream, undefined, e)
+				reportUncaughtError(stream, e)
 			}
 		}
 	}
@@ -96,6 +100,13 @@ function finalize(stream) {
 	stream._state.changed = false
 	for (var id in stream._state.deps) stream._state.deps[id]._state.changed = false
 }
+function reportUncaughtError(stream, e) {
+	if (Object.keys(stream._state.deps).length === 0) {
+		setTimeout(function() {
+			if (Object.keys(stream._state.deps).length === 0) console.error(e)
+		}, 0)
+	}
+}
 
 function run(fn) {
 	var self = createStream(), stream = this
diff --git a/util/tests/test-stream.js b/util/tests/test-stream.js
index 9d982bef..458016ed 100644
--- a/util/tests/test-stream.js
+++ b/util/tests/test-stream.js
@@ -312,7 +312,7 @@ o.spec("stream", function() {
 		o("error.map works", function() {
 			var stream = Stream.stream(1)
 			var mappedFromError = stream.error.map(function(value) {
-				return "from" + value.message
+				if (value) return "from" + value.message
 			})
 
 			o(mappedFromError()).equals(undefined)
@@ -382,7 +382,7 @@ o.spec("stream", function() {
 			var a = Stream.stream(1)
 			var b = Stream.combine(function(a) {throw new Error("error from b")}, [a])
 			var c = Stream.combine(function(a) {throw new Error("error from c")}, [a])
-			var d = Stream.combine(function(a, b) {return 2}, [a, b])
+			var d = Stream.combine(function(b, c) {return 2}, [b, c])
 
 			o(d()).equals(undefined)
 			o(d.error().message).equals("error from b")