ERROR! The configuraiton file specifies more than one module that provides the service net.floodligh

在按照教程 SDN--floodlight创建MAC监听器 时出现  ERROR! The configuraiton file specifies more than one module that provides the service net.floodlightcontroller.core.IFloodlightProviderService. Please specify only ONE of the following modules in the config file: net.floodlightcontroller.core.internal.FloodlightProvider, net.floodlightcontroller.mactracker.MACTracker,

原来我看错了一个地方 

ERROR! The configuraiton file specifies more than one module that provides the service net.floodligh_第1张图片

 我开始写在了getModuleServices()里面

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