nodebb stacktrace

gistfile1.txt

/home/matti/temp/nodebb/node_modules/nodebb-plugin-mentions/library.js:113
		callback(null, userdata.map(function(user) {
		                        ^
TypeError: Object #<Object> has no method 'map'
    at /home/matti/temp/nodebb/node_modules/nodebb-plugin-mentions/library.js:113:27
    at Object.User.search (/home/matti/temp/nodebb/src/user.js:493:11)
    at Object.Mentions.autoFill (/home/matti/temp/nodebb/node_modules/nodebb-plugin-mentions/library.js:108:7)
    at Mentions.sockets.autofill (/home/matti/temp/nodebb/node_modules/nodebb-plugin-mentions/library.js:103:12)
    at callMethod (/home/matti/temp/nodebb/src/socket.io/index.js:144:12)
    at Socket.<anonymous> (/home/matti/temp/nodebb/src/socket.io/index.js:174:5)
    at Socket.EventEmitter.emit [as $emit] (events.js:98:17)
    at SocketNamespace.handlePacket (/home/matti/temp/nodebb/node_modules/socket.io/lib/namespace.js:335:22)
    at Manager.onClientMessage (/home/matti/temp/nodebb/node_modules/socket.io-wildcard/index.js:11:42)
    at WebSocket.Transport.onMessage (/home/matti/temp/nodebb/node_modules/socket.io/lib/transport.js:387:20)