BTASD1931E Unable to contact zoning agent. Token used for contacting zone agent is invalid.
Explanation
A token is used to ensure that only one agent can configure zoning at a time. This error can occur when the zoning agent is unable to contact the switch and the token times out.
Action
Try doing zoning operation again. Another agent may have completed its task allowing this one to gain a token.
Determine whether Fabric has a zoneable agent.
Check the status of the device server.
Restart the device server.