Migration errors

hi all,
Is any body encountered following errors... this happening while I try to migrate 8.1.7.2 database to 9.0.1
using manual upgradation or ODMA tool.

ALTER TABLE system.aq$_queues
*
ERROR at line 1:
ORA-04045: errors during recompilation/revalidation of SYS.AQ$_SUBSCRIBERS ORA-00600: internal error code, arguments: [15456], [AQ$_SUBSCRIBERS], [13],

[7], [tdo generation], [], [], []

ORA-00600: internal error code, arguments: [19502], [], [], [], [], [], [],
[]

ORA-04045: errors during recompilation/revalidation of SYS.AQ$_AGENT ORA-00600: internal error code, arguments: [15456], [AQ$_AGENT], [13], [7],
[tdo generation], [], [], []

ORA-00600: internal error code, arguments: [19502], [], [], [], [], [], [],
[]

ALTER TABLE system.aq$_queues
*
ERROR at line 1:
ORA-04045: errors during recompilation/revalidation of SYS.AQ$_SUBSCRIBERS ORA-00600: internal error code, arguments: [15456], [AQ$_SUBSCRIBERS], [13],

[7], [tdo generation], [], [], []

ORA-00600: internal error code, arguments: [19502], [], [], [], [], [], [],
[]

ORA-04045: errors during recompilation/revalidation of SYS.AQ$_AGENT ORA-00600: internal error code, arguments: [15456], [AQ$_AGENT], [13], [7],
[tdo generation], [], [], []

ORA-00600: internal error code, arguments: [19502], [], [], [], [], [], [],
[]

and
alert log has following errors....

Errors in file /usr2/app/oracle/admin/TIMSTEST/udump/timstest_ora_7587.trc: ORA-00600: internal error code, arguments: [15456], [AQ$_AGENT], [13], [7],
[tdo generation], [], [], []

ORA-00600: internal error code, arguments: [19502], [], [], [], [], [], [],
[]

Wed Jan 30 10:36:04 2002
Errors in file /usr2/app/oracle/admin/TIMSTEST/udump/timstest_ora_7587.trc: ORA-00600: internal error code, arguments: [19502], [], [], [], [], [], [],
[]

ORA-04045: errors during recompilation/revalidation of SYS.AQ$_AGENT ORA-00600: internal error code, arguments: [15456], [AQ$_AGENT], [13], [7],
[tdo generation], [], [], []

ORA-00600: internal error code, arguments: [19502], [], [], [], [], [], [],
[]

Wed Jan 30 10:36:06 2002
Errors in file /usr2/app/oracle/admin/TIMSTEST/udump/timstest_ora_7587.trc: ORA-00600: internal error code, arguments: [15456], [AQ$_SUBSCRIBERS], [13],
[7], [tdo generation], [], [], []

ORA-00600: internal error code, arguments: [19502], [], [], [], [], [], [],
[]

ORA-04045: errors during recompilation/revalidation of SYS.AQ$_AGENT ORA-00600: internal error code, arguments: [15456], [AQ$_AGENT], [13], [7],
[tdo generation], [], [], []

ORA-00600: internal error code, arguments: [19502], [], [], [], [], [], [],
[]

Wed Jan 30 10:36:08 2002

TIA narender akula
Oracle DBA

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Author: Narender Akula
  INET: narender.akula_at_terralink.co.nz

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