ATTACH TRACING could not connect to the tracing database

Error constant SQLE_ATTACH_TRACING_FAILED
ODBC 2 State ERROR
ODBC 3 State ERROR
Severity 16
SQLCODE –1097
SQLSTATE 08W95
Sybase error code 13418
Probable cause

A connection to the tracing database could not be established. Check your connection string and verify that other clients can connect. Note that if you are trying to attach tracing to another server, it is possible that the connection is being blocked by a firewall.