Rancher2, failed enable default monitoring

I’m turn on monitoring(prometheus+grafana) from UI rancher

and it’s not running success

my log:

prometheus-operator-monitoring-operator:

E0916 07:36:57.831424       1 reflector.go:134] github.com/coreos/prometheus-operator/pkg/prometheus/operator.go:405: Failed to list *v1.ServiceMonitor: v1.ServiceMonitorList.Items: []*v1.ServiceMonitor: v1.ServiceMonitor.Spec: v1.ServiceMonitorSpec.Endpoints: []v1.Endpoint: v1.Endpoint.Port: ReadString: expects " or n, but found 9, error found in #10 byte of ...|[{"port":9308}],"sel|..., bigger context ...|833f-9600002dcb89"},"spec":{"endpoints":[{"port":9308}],"selector":{"matchLabels":{"app":"prometheus|...
E0916 07:36:58.858265       1 reflector.go:134] github.com/coreos/prometheus-operator/pkg/prometheus/operator.go:405: Failed to list *v1.ServiceMonitor: v1.ServiceMonitorList.Items: []*v1.ServiceMonitor: v1.ServiceMonitor.Spec: v1.ServiceMonitorSpec.Endpoints: []v1.Endpoint: v1.Endpoint.Port: ReadString: expects " or n, but found 9, error found in #10 byte of ...|[{"port":9308}],"sel|..., bigger context ...|833f-9600002dcb89"},"spec":{"endpoints":[{"port":9308}],"selector":{"matchLabels":{"app":"prometheus|...
^C

help me, please

I decided this issue

I had delete all service monitor services, and restart my default monitoring.