config is undefined

The parameter config is undefined.

Solved this error in the logs:
[2013-12-27 10:28:09.592] Instantiating module
SensorMultilevelReactions from class SensorMultilevelReactions
[2013-12-27 10:28:09.602] undefined
[2013-12-27 10:28:09.712] result: Error: TypeError: Cannot read
property 'length' of undefined
    at SensorMultilevelReactions.init (<anonymous>:66:75)
    at AutomationController.instantiateModule (<anonymous>:127:14)
    at <anonymous>:136:14
    at Array.forEach (native)
    at AutomationController.instantiateModules (<anonymous>:135:27)
    at <anonymous>:40:14
    at AutomationController.loadModules (<anonymous>:106:19)
    at AutomationController.init (<anonymous>:39:10)
    at <anonymous>:111:16