hi,
When taking full export dump i got the following error.Can anyone tell me how to solve the problem.




. exporting posttables actions
EXP-00008: ORACLE error 4068 encountered
ORA-04068: existing state of packages has been discarded
ORA-04063: has errors
ORA-04063: package body "SYS.DBMS_AQADM_SYS" has errors
ORA-06508: PL/SQL: could not find program unit being called
ORA-06512: at "SYS.DBMS_AQ_IMPORT_INTERNAL", line 85
ORA-06512: at line 1
ORA-06512: at "SYS.DBMS_SYS_SQL", line 1120
ORA-06512: at "SYS.DBMS_SQL", line 316
ORA-06512: at "SYS.DBMS_EXPORT_EXTENSION", line 86
ORA-06512: at "SYS.DBMS_EXPORT_EXTENSION", line 137
ORA-06512: at line 1
EXP-00000: Export terminated unsuccessfully

Thanks,
Ramesh