Rancher/cattle 1.6.18

We face a issue on rancher , could you please help me

Error : Timeout getting IP address

2018-12-03 10:53:22,548 ERROR [:] [ecutorService-1] [.e.s.i.ProcessInstanceDispatcherImpl] Unknown exception running process [healthcheckinstancehostmap.remove:31943835] on [831018] org.jooq.exception.InvalidResultException: Cursor returned more than one result

we get a Error (Couldn’t bring up network: couldn’t find any CNI network configurations)

Is someone can help me , ?? how i can delete this error

ERROR [:] [] [] [] [ecutorService-1] [.e.s.i.ProcessInstanceDispatcherImpl] Unknown exception running process [healthcheckinstancehostmap.remove:31939136] on [831599] org.jooq.exception.InvalidResultException: Cursor returned more than one result

I 'm waiting for your reply

i fix the issue by delete the agent add a new environemnet , add the host in rancher env. I don’t know why but it ’ work now , i haven’t no more agent reconnecting . It works for me. it’s weird