Administration guide > Troubleshoot > Messages > CWSPT: Messages for the stream query component
CWSPT0308E
BROKERTOHOST_NULL=CWSPT0308E: Broker-to-Host map is null and it is not a multi-broker setup.
Explanation
OGHostServices.getHostNameForBroker: not a multi-broker setup.
User response
This should be a single broker setup.
Parent topic:
CWSPT: WebSphere eXtreme Scale messages for the stream query component