diff --git a/package.json b/package.json
index 17887718..2dbea11e 100644
--- a/package.json
+++ b/package.json
@@ -6,7 +6,7 @@
   "scripts": {
     "lint": "standard",
     "dist": "rollup -c rollup.dist.js",
-    "serve": "concurrently 'serve examples' 'rollup -wc rollup.dist.js -o examples/bower_components/yjs/y.js'"
+    "serve": "concurrently 'serve ..' 'rollup -wc rollup.dist.js -o examples/bower_components/yjs/y.js'"
   },
   "pre-commit": [
     "lint",
diff --git a/src/Utils.js b/src/Utils.js
index c18f112a..a62caa3c 100644
--- a/src/Utils.js
+++ b/src/Utils.js
@@ -72,7 +72,12 @@ export default function Utils (Y) {
           }
           this.eventListeners[i](_event)
         } catch (e) {
-          console.error('Your observer threw an error. This error was caught so that Yjs still can ensure data consistency! In order to debug this error you have to check "Pause On Caught Exceptions"', e)
+          /*
+            Your observer threw an error. This error was caught so that Yjs
+            can ensure data consistency! In order to debug this error you
+            have to check "Pause On Caught Exceptions" in developer tools.
+          */
+          console.error(e)
         }
       }
     }