TypeError: Cannot read property 'length' of undefined (lib/explorer.js:344)

[poolerMF]

trying to make CottonCoin explorer

lib/explorer.js:344
          module.exports.syncLoop(tx.vout.length, function (loop) {

TypeError: Cannot read property 'length' of undefined
    at lib/explorer.js:344:43
    at Request._callback (lib/explorer.js:114:14)
    at Request.self.callback (node_modules/request/request.js:187:22)
    at emitTwo (events.js:126:13)
    at Request.emit (events.js:214:7)
    at Request.<anonymous> (node_modules/request
...

I solved id by replacing line 344:
from:
if (tx) {
to:
if (tx && tx.vout) {

is it OK ?

I also had problem #78, but solved it with #78 (comment)

[TheHolyRoger]

Duplicate of #56