From 66187333b134d1bb818586bb4432bcb86cc93209 Mon Sep 17 00:00:00 2001
From: Mark Stacey <markjstacey@gmail.com>
Date: Sun, 10 Nov 2019 21:15:50 -0500
Subject: [PATCH] Prevent attempting ENS resolution on unsupported networks
 (#7378)

The check for whether the network is supported was performed in the
constructor, but it was accidentally omitted from the network change
handler.
---
 app/scripts/controllers/ens/index.js | 12 ++++++++----
 1 file changed, 8 insertions(+), 4 deletions(-)

diff --git a/app/scripts/controllers/ens/index.js b/app/scripts/controllers/ens/index.js
index 6456f8b53..8451ccb65 100644
--- a/app/scripts/controllers/ens/index.js
+++ b/app/scripts/controllers/ens/index.js
@@ -26,10 +26,14 @@ class EnsController {
     this.store = new ObservableStore(initState)
     networkStore.subscribe((network) => {
       this.store.putState(initState)
-      this._ens = new Ens({
-        network,
-        provider,
-      })
+      if (Ens.getNetworkEnsSupport(network)) {
+        this._ens = new Ens({
+          network,
+          provider,
+        })
+      } else {
+        delete this._ens
+      }
     })
   }