phantomjs failed: Error: Command failed: at ChildProcess.exithandler

[thomasspiesser]

hey, i get this on meteor.com:

[Thu Mar 26 2015 21:37:31 GMT+0000 (UTC)] INFO spiderable: phantomjs failed: Error: Command failed: 
at ChildProcess.exithandler (child_process.js:658:15)
at ChildProcess.emit (events.js:98:17)
at maybeClose (child_process.js:766:16)
at Process.ChildProcess._handle.onexit (child_process.js:833:5) 
stderr:
[Thu Mar 26 2015 21:37:31 GMT+0000 (UTC)] WARNING Error: Meteor code must always run within a Fiber. Try wrapping callbacks that you pass to non-Meteor
libraries with Meteor.bindEnvironment.
at Object.Meteor._nodeCodeMustBeInFiber (packages/meteor/dynamics_nodejs.js:9:1)
at [object Object]._.extend.get (packages/meteor/dynamics_nodejs.js:21:1)
at [object Object].RouteController.lookupOption (packages/iron:router/lib/route_controller.js:66:1)
at new Controller.extend.constructor (packages/iron:router/lib/route_controller.js:26:1)
at [object Object].ctor (packages/iron:core/lib/iron_core.js:88:1)
at Function.Router.createController (packages/iron:router/lib/router.js:201:1)
at Function.Router.dispatch (packages/iron:router/lib/router_server.js:39:1)
at Object.router (packages/iron:router/lib/router.js:15:1)
at next (/meteor/containers/58eadb57-18d7-23f1-b7f6-b3f23bb4d565/bundle/programs/server/npm/webapp/node_modules/connect/lib/proto.js:190:15)
at packages/spiderable/spiderable_server.js:123:1

I don't see any of this in local. Could you point me into a direction on how to resolve this? Thanks very much!