HP PowerTrust A3589A Manual page 167

MESSAGE
ups_mond: cannot reboot due to <error number> returned by
exec().
SEVERITY Error.
MEANING A reboot system call failed.
CAUSE The specific cause is denoted by the <error number> in the message.
ACTION Refer to exec(2) for more information on the error.
MESSAGE
ups_mond: cannot exec shutdown due to <error number>
returned by exec().
SEVERITY Error.
MEANING Cannot execute shutdown process.
CAUSE The specific cause is denoted by the <error number> in the message.
ACTION Ensure that shutdown exists in the /sbin directory, and that it is executable.
Appendix A
HP-UX UPS Monitor Error Messages
reboot(2) Messages
A-19