Windows NT event messsage

My windows nt 4.0 workstation with service pack 5 system recently pop up an warning message. In the event viewer system log shown with event id22 of source cmosa. The description was as “The description for Event ID (22) in source (cmosa) could not be found. It contains the following insertion string(s). UP MPS 1.4 -APIC platform. Translated.
How can I solve this problem?