try catch on formatAmount

lib/emailservice.js

@@ -193,7 +193,11 @@ EmailService.prototype._getDataForTemplate = function(notification, recipient, c
   var data = _.cloneDeep(notification.data);
   data.subjectPrefix = _.trim(self.subjectPrefix) + ' ';
   if (data.amount) {
-    data.amount = WalletUtils.formatAmount(+data.amount, recipient.unit) + ' ' + recipient.unit;
+    try {
+      data.amount = WalletUtils.formatAmount(+data.amount, recipient.unit) + ' ' + recipient.unit;
+    } catch (ex) {
+      return cb(new Error('Could not format amount', ex));
+    }
   }
   self.storage.fetchWallet(notification.walletId, function(err, wallet) {
     if (err) return cb(err);

package.json

@@ -2,7 +2,7 @@
   "name": "bitcore-wallet-service",
   "description": "A service for Mutisig HD Bitcoin Wallets",
   "author": "BitPay Inc",
-  "version": "0.0.39",
+  "version": "0.0.40",
   "keywords": [
     "bitcoin",
     "copay",