最近同事报料，数据库无法执行一些关于数据字典的查询。即使是查询dba_users都会出现错误。从错误日志来看，全部是数据字典的一些错误信息，而用户数据还是ok的。Google了一下，看了看metalink，需要重建数据字典。那就执行catalog.sql吧。晕，竟然连执行这个SQL语句都报错！数据没有备份呢，汗!!! 如果你也是无法成功执行catalog.sql，接着往下看。
一、故障现象
--后台alert log日志出现大量的ORA-00604，ORA-04045的错误信息
Tue Nov 5 14:14:02 2013
Errors in file /u02/database/XA4701/udump/XA4701_ora_30871.trc:
ORA-00604: error occurred at recursive SQL level 1
ORA-04045: errors during recompilation/revalidation of LBACSYS.LBAC_EVENTS
ORA-04064: not executed, invalidated
ORA-04064: not executed, invalidated package body "LBACSYS.LBAC_EVENTS"
ORA-06508: PL/SQL: could not find program unit being called: "LBACSYS.LBAC_EVENTS"
ORA-06512: at line 2
ORA-06508: PL/SQL: could not find program unit being called: "LBACSYS.LBAC_EVENTS"
ORA-06512: at line 2
--下面是trace文件的具体信息
Oracle@DBBK10P:~> more /u02/database/XA4701/udump/XA4701_ora_30871.trc
/u02/database/XA4701/udump/XA4701_ora_30871.trc
Oracle Database 10g Release 10.2.0.3.0 - 64bit Production
ORACLE_HOME = /users/oracle/OraHome10g
System name: Linux
Node name: linux-ejad
Release: 2.6.16.60-0.54.5-smp
Version: #1 SMP Fri Sep 4 01:28:03 UTC 2009
Machine: x86_64
Instance name: XA4701
Redo thread mounted by this instance: 1
Oracle process number: 22
Unix process pid: 30871, image: oracleXA4701@linux-ejad
*** SERVICE NAME:(XA4701) 2013-11-05 14:14:02.308
*** SESSION ID:(1092.3369) 2013-11-05 14:14:02.308
Skipped error 604 during the execution of LBACSYS.LBAC$LOGON
*** 2013-11-05 14:14:02.326
ksedmp: internal or fatal error
ORA-00604: error occurred at recursive SQL level 1
ORA-04045: errors during recompilation/revalidation of LBACSYS.LBAC_EVENTS
ORA-04064: not executed, invalidated
ORA-04064: not executed, invalidated package body "LBACSYS.LBAC_EVENTS"
ORA-06508: PL/SQL: could not find program unit being called: "LBACSYS.LBAC_EVENTS"
ORA-06512: at line 2
ORA-06508: PL/SQL: could not find program unit being called: "LBACSYS.LBAC_EVENTS"
ORA-06512: at line 2
--查询数据字典，收到类似的错误
SQL> select comp_id, comp_name, version, status from dba_registry;
select comp_id, comp_name, version, status from dba_registry
*
ERROR at line 1:
ORA-04045: errors during recompilation/revalidation of SYS.DBA_REGISTRY
ORA-04064: not executed, invalidated
ORA-04064: not executed, invalidated package body "LBACSYS.LBAC_EVENTS"
ORA-06508: PL/SQL: could not find program unit being called: "LBACSYS.LBAC_EVENTS"
ORA-06512: at line 2
ORA-06508: PL/SQL: could not find program unit being called: "LBACSYS.LBAC_EVENTS"
ORA-06512: at line 2
ORA-00904: "DBMS_REGISTRY"."SCHEMA_LIST_STRING": invalid identifier
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