code: func (r *HandlerRegistry) Failed(cname string, err error) {
  	r.mutex.Lock()
  	defer r.mutex.Unlock()
  
  	launchStatus := r.launching[cname]
  	if launchStatus != nil {
  		launchStatus.Notify(err)
  	}
  }
docs: // Failed indicates that registration of a launched chaincode has failed.