fix balance error bug

lib/plugins.js

@@ -275,6 +275,8 @@ function plugins (settings, deviceId) {
       wallet.balance(settings, cryptoCode)
     ])
     .then(([rates, balanceRec]) => {
+      if (!rates || !balanceRec) return null
+
       const rawRate = rates.rates.ask
       const cashInCommission = BN(1).minus(BN(config.cashInCommission).div(100))
       const balance = balanceRec.balance
@@ -538,6 +540,9 @@ function plugins (settings, deviceId) {
 
   function checkCryptoBalance (fiatCode, rec) {
     const [cryptoCode, fiatBalance] = rec
+
+    if (!fiatBalance) return null
+
     const config = configManager.cryptoScoped(cryptoCode, settings.config)
     const cryptoAlertThreshold = config.cryptoAlertThreshold
 

package-lock.json

@@ -1,6 +1,6 @@
 {
   "name": "lamassu-server",
-  "version": "5.5.10",
+  "version": "5.5.11",
   "lockfileVersion": 1,
   "dependencies": {
     "@ava/babel-plugin-throws-helper": {