Administration guide > Troubleshoot > Messages > CWOBJ: Messages for the ObjectGrid and related components
CWOBJ1509E
CANNOT_SERIALIZE_MESSAGE_CWOBJ1509=CWOBJ1509E: An exception occurred when attempting to serialize message ({0}): {1}.
Explanation
An exception occurred while serialing an internal message.
User response
Review the error message listed. If there is a configuration problem, correct it and restart the replica server.
Parent topic:
CWOBJ: WebSphere eXtreme Scale messages for the ObjectGrid and related components