Wekan snap issue

After installing the snap, trying to run it produces the following error on my 17.10 desktop.

mattias@cerebus:~$ snap run wekan
using default value: MONGODB_BIND_UNIX_SOCKET=’/var/snap/wekan/103/share’
using default value: MONGODB_BIND_IP=’’
using default value: MONGODB_PORT=‘27019’
using default value: MAIL_URL=‘smtp://user:pass@mailserver.examples.com:25/’
using default value: MAIL_FROM=‘wekan-admin@example.com’
using default value: ROOT_URL=‘http://127.0.0.1
using default value: PORT=‘8080’
using default value: DISABLE_MONGODB=‘false’
MONGO_URL=mongodb:///var/snap/wekan/103/share/mongodb-27019.sock/wekan

/snap/wekan/103/programs/server/node_modules/fibers/future.js:313
throw(ex);
^
MongoError: failed to connect to server [/var/snap/wekan/103/share/mongodb-27019.sock:27017] on first connect
at Object.Future.wait (/snap/wekan/103/programs/server/node_modules/fibers/future.js:449:15)
at new MongoConnection (packages/mongo/mongo_driver.js:211:27)
at new MongoInternals.RemoteCollectionDriver (packages/mongo/remote_collection_driver.js:4:16)
at Object. (packages/mongo/remote_collection_driver.js:38:10)
at Object.defaultRemoteCollectionDriver (packages/underscore.js:784:19)
at new Mongo.Collection (packages/mongo/collection.js:99:40)
at packages/idmontie_migrations.js:38:15
at packages/idmontie_migrations.js:255:4
at packages/idmontie_migrations.js:267:3
at /snap/wekan/103/programs/server/boot.js:303:34
- - - - -
at [object Object]. (/snap/wekan/103/programs/server/npm/node_modules/meteor/npm-mongo/node_modules/mongodb-core/lib/topologies/server.js:326:35)
at emitOne (events.js:77:13)
at [object Object].emit (events.js:169:7)
at [object Object]. (/snap/wekan/103/programs/server/npm/node_modules/meteor/npm-mongo/node_modules/mongodb-core/lib/connection/pool.js:270:12)
at [object Object].g (events.js:260:16)
at emitTwo (events.js:87:13)
at [object Object].emit (events.js:172:7)
at Socket. (/snap/wekan/103/programs/server/npm/node_modules/meteor/npm-mongo/node_modules/mongodb-core/lib/connection/connection.js:175:49)
at Socket.g (events.js:260:16)
at emitOne (events.js:77:13)

Is there a configuration file or something that needs to be setup?

Looking at MONGODB_BIND_IP=' makes me think that. Plus combined with the fact that the other output includes generic place holders for the email config.

Just first thoughts.