20. The method of claim 18 , wherein the home network system includes a plurality of services, and when an irregularity occurs, performing the error handling comprises retrieving services used by the device from the plurality of services, providing a list of the retrieved services to the user, and terminating one of the retrieved services selected by the user.
20. The method of claim 18 , wherein the home network system includes a plurality of services, and when an irregularity occurs, performing the error handling comprises retrieving services used by the device from the plurality of services, providing a list of the retrieved services to the user, and terminating one of the retrieved services selected by the user. 21. The method of claim 20 , wherein performing the error handling, when one of the plurality of services is to be reconfigured in order to continuously execute the service associated with the error type, includes informing the user and performing the service reconfiguration according to the selection of the user.