The specified listener could not be registered

Error constant SQLE_CANNOT_REGISTER_LISTENER
ODBC 2 State ERROR
ODBC 3 State ERROR
Severity 17
SQLCODE –992
SQLSTATE 54W04
Sybase error code 13497
Probable cause

The specified listener could not be registered because the maximum number of listeners has been reached, the class name is already in use, or system resources are not available.