fixed provider

src/cljs/status_dapp/components.cljs

@@ -27,7 +27,7 @@
     [tab-button "ETH" :eth tab-view]
     [tab-button "Version" :version tab-view]
     [tab-button "Status API" :api tab-view]
-    (when js/ethereumBeta
+    (when (exists? js/ethereumBeta)
       [tab-button "Beta Provider" :beta tab-view])
     [tab-button "About" :about tab-view]]
    [react/view {:style {:height 1 :margin-top 10 :background-color "#4360df33"}}]])

src/cljs/status_dapp/db.cljs

@@ -2,14 +2,14 @@
   (:require [re-frame.core :as re-frame]))
 
 (def web3 (or (when (exists? js/web3) js/web3)
-              (when js/ethereumBeta
+              (when (exists? js/ethereumBeta)
                 (js/setTimeout (fn []
                                  (.then (.send js/ethereumBeta "eth_requestAccounts") #(re-frame/dispatch [:set-default-account]))
                                  (when js/ethereumBeta
                                    (.then (.getContactCode js/ethereumBeta.status) #(re-frame/dispatch [:on-status-api :contact %]))))
                                100)
                 (js/Web3. js/ethereumBeta))
-              (when js/ethereum
+              (when (exists? js/ethereum)
                 (js/setTimeout (fn []
                                  (.then (.enable js/ethereum) #(re-frame/dispatch [:set-default-account]))
                                  (when js/ethereum.status

src/cljs/status_dapp/events.cljs

@@ -110,7 +110,7 @@
   (fn [{{:keys [web3] :as db} :db} _]
     (println "WEB3" web3)
     (when web3
-      {:db                (if js/window.ethereumBeta
+      {:db                (if (exists? js/window.ethereumBeta)
                             db
                             (update db :web3-async-data
                                     assoc