diff --git a/src/js/controllers/buyCoinbase.js b/src/js/controllers/buyCoinbase.js
index 4126329d6..bb2a9de8f 100644
--- a/src/js/controllers/buyCoinbase.js
+++ b/src/js/controllers/buyCoinbase.js
@@ -3,7 +3,6 @@
 angular.module('copayApp.controllers').controller('buyCoinbaseController',
   function($scope, $modal, $log, $ionicModal, $timeout, lodash, profileService, coinbaseService, bwsError, addressService) {
     var self = this;
-    var fc;
 
     this.init = function(testnet) {
       self.allWallets = profileService.getWallets(testnet ? 'testnet' : 'livenet', 1)
diff --git a/src/js/controllers/sellCoinbase.js b/src/js/controllers/sellCoinbase.js
index 6d6d2d809..d66a7f359 100644
--- a/src/js/controllers/sellCoinbase.js
+++ b/src/js/controllers/sellCoinbase.js
@@ -142,6 +142,11 @@ angular.module('copayApp.controllers').controller('sellCoinbaseController',
     this.createTx = function(token, account, amount) {
       self.error = null;
 
+      if (!client) {
+        self.error = 'No wallet selected';
+        return;
+      }
+
       var accountId = account.id;
       var dataSrc = {
         name: 'Received from Copay: ' + self.selectedWalletName
diff --git a/src/js/controllers/sellGlidera.js b/src/js/controllers/sellGlidera.js
index 7fbc8ef7d..31afbdb91 100644
--- a/src/js/controllers/sellGlidera.js
+++ b/src/js/controllers/sellGlidera.js
@@ -94,6 +94,11 @@ angular.module('copayApp.controllers').controller('sellGlideraController',
       var configWallet = config.wallet;
       var walletSettings = configWallet.settings;
 
+      if (!client) {
+        self.error = 'No wallet selected';
+        return;
+      }
+
       addressService.getAddress(client.credentials.walletId, null, function(err, refundAddress) {
         if (!refundAddress) {
           self.loading = null;