OLOG - OPERLOGO

OLOG001E Invalid time or date for LOCATE subcommand <time> <date>: The time or date parameter specified with the LOCATE subcommand was invalid. For the correct LOCATE subcommand format, see the online help system.
OLOG002W Date <date> and time <time> are not within the operations log range: The LOCATE subcommand was not able to locate the date and time. It was either before the earliest date and time in the log or it was after the latest date and time in the log.
OLOG003I Operations log not found: The operations log has not been created on this system.
OLOG004I Operations log is not active: The operations log was found, but it is not currently active. The currently available data is displayed.