diff --git a/examples/frontend/src/frontend/core.cljs b/examples/frontend/src/frontend/core.cljs
index 367ff97d..82731258 100644
--- a/examples/frontend/src/frontend/core.cljs
+++ b/examples/frontend/src/frontend/core.cljs
@@ -17,7 +17,10 @@
 (defn about-page []
   [:div
    [:h2 "About frontend"]
-   [:a {:href "http://google.com"} "external link"]])
+   [:ul
+    [:li [:a {:href "http://google.com"} "external link"]]
+    [:li [:a {:href (rfh/href @router ::foobar)} "Missing route"]]
+    [:li [:a {:href (rfh/href @router ::item)} "Missing route params"]]]])
 
 (defn item-page [match]
   (let [{:keys [path query]} (:parameters match)
diff --git a/modules/reitit-frontend/src/reitit/frontend.cljs b/modules/reitit-frontend/src/reitit/frontend.cljs
index b4eb094e..fba8fa3d 100644
--- a/modules/reitit-frontend/src/reitit/frontend.cljs
+++ b/modules/reitit-frontend/src/reitit/frontend.cljs
@@ -2,6 +2,7 @@
   ""
   (:require [reitit.core :as reitit]
             [clojure.string :as str]
+            [clojure.set :as set]
             [reitit.coercion :as coercion]
             [goog.events :as e]
             [goog.dom :as dom])
@@ -38,3 +39,25 @@
    (match-by-name router name {}))
   ([router name path-params]
    (reitit/match-by-name router name path-params)))
+
+(defn match-by-name!
+  "Logs problems using console.warn"
+  ([router name]
+   (match-by-name! router name {}))
+  ([router name path-params]
+   (if-let [match (reitit/match-by-name router name path-params)]
+     (if (reitit/partial-match? match)
+       (if (every? #(contains? path-params %) (:required match))
+         match
+         (let [defined (-> path-params keys set)
+               missing (set/difference (:required match) defined)]
+           (js/console.warn
+             "missing path-params for route" name
+             {:template (:template match)
+              :missing missing
+              :path-params path-params
+              :required (:required match)})
+           nil))
+       match)
+     (do (js/console.warn "missing route" name)
+         nil))))
diff --git a/modules/reitit-frontend/src/reitit/frontend/history.cljs b/modules/reitit-frontend/src/reitit/frontend/history.cljs
index a95aa617..97c135b1 100644
--- a/modules/reitit-frontend/src/reitit/frontend/history.cljs
+++ b/modules/reitit-frontend/src/reitit/frontend/history.cljs
@@ -110,7 +110,7 @@
   ([state k params]
    (href state k params nil))
   ([{:keys [router history]} k params query]
-   (let [match (rf/match-by-name router k params)
+   (let [match (rf/match-by-name! router k params)
          token (match->token history match k params query)]
      (token->href history token))))
 
@@ -118,6 +118,6 @@
   ([state k params]
    (replace-token state k params nil))
   ([{:keys [router history]} k params query]
-   (let [match (rf/match-by-name router k params)
+   (let [match (rf/match-by-name! router k params)
          token (match->token history match k params query)]
      (.replaceToken history token))))