diff --git a/deps.edn b/deps.edn
index 6b67e26..8d767b6 100644
--- a/deps.edn
+++ b/deps.edn
@@ -4,7 +4,6 @@
 
  :deps
  {funcool/promesa {:mvn/version "10.0.594"}
-  org.clojure/tools.logging {:mvn/version "1.2.4"}
   metosin/malli {:mvn/version "0.10.0"}}
 
  :aliases
diff --git a/src/k16/gx/beta/system.cljc b/src/k16/gx/beta/system.cljc
index 32998e6..8864b0d 100644
--- a/src/k16/gx/beta/system.cljc
+++ b/src/k16/gx/beta/system.cljc
@@ -1,6 +1,5 @@
 (ns k16.gx.beta.system
   (:require [k16.gx.beta.core :as gx]
-            #?(:clj [clojure.tools.logging :as log])
             [k16.gx.beta.errors :as gx.errors]
             [promesa.core :as p]))
 
@@ -12,21 +11,22 @@
     (select-keys graph selector)
     graph))
 
+(defn- ->err-msg
+  [node-key message exception]
+  (str node-key "\n\t" message (when exception
+                                 (str "\n\t" (ex-message exception)))))
+
 (defn throw-root-exception!
-  [reason-msg failures]
-  (let [{:keys [message causes node-key] :as f} (last failures)
-        {:keys [exception]} (first causes)]
-    (let [msg (str node-key
-                   "\n\t" message
-                   (when exception
-                     (str "\n\t" (ex-message exception))))]
-      (#?(:clj log/error :cljs js/console.error)
-       (str reason-msg "\n" (gx.errors/humanize-all failures)))
-      (throw (or exception (ex-info msg {:failure (last failures)
-                                         :subsequent-failures
-                                         (-> failures
-                                             (butlast)
-                                             (reverse))}))))))
+  [step failures]
+  (let [{:keys [message causes node-key]} (last failures)
+        {:keys [exception]} (first causes)
+        msg (->err-msg node-key message exception)]
+    (throw (or exception (ex-info msg {:step step
+                                       :failure (last failures)
+                                       :subsequent-failures
+                                       (-> failures
+                                           (butlast)
+                                           (reverse))})))))
 
 (defn states
   "Gets list of states of the graph as map.
@@ -89,7 +89,7 @@
   (let [normalized (gx/normalize gx-map)]
     (swap! registry* assoc system-name normalized)
     (if-let [failures (seq (:failures normalized))]
-      (throw-root-exception! "Nomalize error" failures)
+      (throw-root-exception! :gx/normalize failures)
       normalized)))
 
 (defn get-by-name
@@ -112,7 +112,7 @@
          (p/then (fn [graph]
                    (swap! registry* assoc system-name graph)
                    (if-let [failures (:failures graph)]
-                     (throw-root-exception! "Signal failed!" failures)
+                     (throw-root-exception! signal-key failures)
                      graph)))
          (p/catch (fn [e] e)))
      (p/resolved nil))))
diff --git a/test/k16/gx/beta/async_processor_test.cljc b/test/k16/gx/beta/async_processor_test.cljc
index 0b5ff2e..e07630b 100644
--- a/test/k16/gx/beta/async_processor_test.cljc
+++ b/test/k16/gx/beta/async_processor_test.cljc
@@ -20,8 +20,7 @@
 
 (def ^:export my-component-timeout
   {:gx/start {:gx/processor (fn [{:keys [props]}]
-                              @(p/delay 10000)
-                              props)
+                              (p/do (p/delay 10000) props))
               :gx/timeout 10}})
 
 #_{:clj-kondo/ignore [:clojure-lsp/unused-public-var]}
@@ -36,18 +35,12 @@
 
 (defn- run-check [s]
   (is (= {:foo :bar}
-         #?(:clj (-> (gx/failures s)
-                     :my-component
-                     :causes
-                     first
-                     :exception
-                     (ex-data))
-            :cljs (-> (gx/failures s)
-                      :my-component
-                      :causes
-                      first
-                      :exception
-                      (ex-data))))))
+         (-> (gx/failures s)
+             :my-component
+             :causes
+             first
+             :exception
+             (ex-data)))))
 
 #_{:clj-kondo/ignore [:clojure-lsp/unused-public-var]}
 (deftest async-rejected-component-test
@@ -66,15 +59,17 @@
     (test-async (gx/signal {:graph graph} :gx/start) run-check)))
 
 #_{:clj-kondo/ignore [:clojure-lsp/unused-public-var]}
-(deftest async-timeout-component-test
-  (let [graph {:my-component
-               {:gx/component
-                'k16.gx.beta.async-processor-test/my-component-timeout
-                :gx/props {:foo :bar}}}]
-    (is (= "Operation timed out."
-           (-> @(gx/signal {:graph graph} :gx/start)
-               (gx/failures)
-               :my-component
-               :causes
-               first
-               :title)))))
+#?(:clj
+   (deftest async-timeout-component-test
+     (let [graph {:my-component
+                  {:gx/component
+                   'k16.gx.beta.async-processor-test/my-component-timeout
+                   :gx/props {:foo :bar}}}]
+       (is (= "Operation timed out."
+              (-> @(gx/signal {:graph graph} :gx/start)
+                  (gx/failures)
+                  :my-component
+                  :causes
+                  first
+                  :title))))))
+
diff --git a/test/k16/gx/beta/system_test.cljc b/test/k16/gx/beta/system_test.cljc
index 3cc57de..d8dd2c2 100644
--- a/test/k16/gx/beta/system_test.cljc
+++ b/test/k16/gx/beta/system_test.cljc
@@ -37,7 +37,8 @@
                                                    :c '(gx/ref :z)}})
     (catch ExceptionInfo err
       (is (= "\n\tDependency errors" (ex-message err)))
-      (is (= {:failure {:causes [],
+      (is (= {:step :gx/normalize
+              :failure {:causes [],
                         :error-type :deps-sort,
                         :internal-data {:errors [":c depends on :z, but :z doesn't exist"
                                                  "circular :a -> :b -> :a"]},