diff --git a/lib/server.js b/lib/server.js
index 6a7c4fe..d6edf73 100644
--- a/lib/server.js
+++ b/lib/server.js
@@ -614,8 +614,8 @@ WalletService.prototype.joinWallet = function(opts, cb) {
       }
 
       if (_.find(wallet.copayers, {
-          xPubKey: opts.xPubKey
-        })) return cb(Errors.COPAYER_IN_WALLET);
+        xPubKey: opts.xPubKey
+      })) return cb(Errors.COPAYER_IN_WALLET);
 
       if (wallet.copayers.length == wallet.n) return cb(Errors.WALLET_FULL);
 
@@ -708,8 +708,8 @@ WalletService.prototype._canCreateAddress = function(ignoreMaxGap, cb) {
       isChange: true
     }), Defaults.MAX_MAIN_ADDRESS_GAP);
     if (latestAddresses.length < Defaults.MAX_MAIN_ADDRESS_GAP || _.any(latestAddresses, {
-        hasActivity: true
-      })) return cb(null, true);
+      hasActivity: true
+    })) return cb(null, true);
 
     var bc = self._getBlockchainExplorer(latestAddresses[0].network);
     var activityFound = false;
@@ -1059,9 +1059,9 @@ WalletService.prototype._getActiveAddresses = function(cb) {
       var result = _.union(active, recent);
 
       var index = _.indexBy(allAddresses, 'address');
-      result = _.map(result, function(r) {
+      result = _.compact(_.map(result, function(r) {
         return index[r];
-      });
+      }));
       return cb(null, result);
     });
   });
@@ -1101,7 +1101,9 @@ WalletService.prototype.getBalance = function(opts, cb) {
               if (err) return;
               if (!_.isEqual(partialBalance, fullBalance)) {
                 log.debug('Cache miss: balance in active addresses differs from final balance');
-                self._notify('BalanceUpdated', fullBalance);
+                self._notify('BalanceUpdated', fullBalance, {
+                  isGlobal: true
+                });
               }
             });
           }, 1);