Invalid request log format on line %1

Item Value
SQLCODE -999
Constant SQLE_INVALID_REQUEST_LOG_FORMAT
SQLSTATE WW020
Sybase error code 13493
ODBC 2 State ERROR
ODBC 3 State ERROR
Parameter 1 The line number in the log file.

Probable cause 

The request log file format is invalid. The request log may have been created with an older version of the software.