After setting the event and restarting i get the follwoing in the trace file.

*** SESSION ID:(9.3) 2003-12-24 13:33:57.422
*** 2003-12-24 13:33:57.422
ksedmp: internal or fatal error
ORA-00942: table or view does not exist
Current SQL statement for this session:
select e.xmldata."sysconfig"."protocolconfig"."ftpconfig"."ftp-port", e.xmldata."sysconfig"."protocolconfig"."ftpconfig"."ftp
-protocol", e.xmldata."sysconfig"."protocolconfig"."ftpconfig"."ftp-listener", e.xmldata."sysconfig"."protocolconfig"."http
config"."http-port", e.xmldata."sysconfig"."protocolconfig"."httpconfig"."http-protocol", e.xmldata."sysconfig"."protocolco
nfig"."httpconfig"."http-listener" from xdb.xdb$config e
----- Call Stack Trace -----
calling call entry argument values in hex
location type point (? means dubious value)
-------------------- -------- -------------------- ----------------------------
ksedmp+0148 bl ksedst 1024815A4 ?
.....
......

Is it the probem with xdb schema? The object xdb.xdb$config does not exist