Reset the version stamp on the switch to 0 and then rejoin the switch to the fabric.
If the switch consistently fails, contact Technical Support.
<switch number> Info SEC-SECINFO, 4 %s
The switch has an unexpected error, such as low memory, queue full, failure to set
password, or failure to set SNMP string.
Depending on the information in the message, you should check the status of the
switch and then retry the process or command. If the problem persists, contact
<switch number> Info SEC-SECINFORM, 4, Primary FCS receives data request
from domain <domain number>
Diagnostic and System Error Messages Version 3.1.x Reference Guide
SEC_System Error Messages