Hi every one I have this error when I try to insert data into a nested table: here's what my trace file is saying: ============================================================ Oracle Database 10g Release 10.1.0.3.0 - Production *** SERVICE NAME:(SYS$USERS) 2004-11-04 00:49:00.683 *** SESSION ID:(530.19448) 2004-11-04 00:49:00.683 *** 2004-11-04 00:49:00.683 ksedmp: internal or fatal error ORA-00600: internal error code, arguments: [ktspgetmyb-1], [], [], [], [], [], [], [] Current SQL statement for this session: insert into table(select ART_CATEGORY_NTAB from ARTICLES where ARTICLE_ID = :1) values (:2, :3, :4) ----- Call Stack Trace ----- calling call entry argument values in hex location type point (? means dubious value) -------------------- -------- -------------------- ---------------------------- sdtcs_getexecname: use overriding value for executable sdtcs_getexecname: ignored overriding value [oracleDMTTEST] ksedmp()+493 call ksedst()+0 0 ? 0 ? 0 ? 1 ? 0 ? 0 ? ksfdmp()+14 call ksedmp()+0 3 ? BFFF4E74 ? A4951CB ? BB7B0A0 ? 3 ? BB6F718 ? ============================================================ Any idea, I tried on metalink but nothing came up! thank you. -- //www.freelists.org/webpage/oracle-l