Datapump Errors ORA-39127

Windows 2008 Server and 11g R2 EE

. . exported "COMMUSER"."EAWAN_WSIDS"                    7.078 KB       1 rows

ORA-39127: unexpected error from call to export_string :=SYS.DBMS_SERVER_ALERT_EXPORT.SYSTEM_INFO_EXP(0,dynconnect,'11.02.00.00.00',newblock)

ORA-04063: package body "SYS.DBMS_SERVER_ALERT_EXPORT" has errors

ORA-06508: PL/SQL: could not find program unit being called: "SYS.DBMS_SERVER_ALERT_EXPORT"

ORA-06512: at line 1

ORA-06512: at "SYS.DBMS_METADATA", line 9281

Processing object type DATABASE_EXPORT/SYSTEM_PROCOBJACT/PRE_SYSTEM_ACTIONS/PROCACT_SYSTEM

. . exported "APEX_030200"."WWV_FLOW_LISTS"              51.75 KB     601 rows

Any idea what could have caused this ?  Suggestions ?

Thanks

Jeff