title: Oracle error with Data pump export
body: <p>I am getting the following error. It doesn't happen to all the time, but once it starts, it won't stop.</p>
  
  <pre>
  Processing object type SCHEMA_EXPORT/TABLE/TABLE_DATA
  ORA-39125: Worker unexpected fatal error in KUPW$WORKER.GET_TABLE_DATA_OBJECTS while calling DBMS_METADATA.FETCH_XML_CLOB []
  ORA-31642: the following SQL statement fails: 
  BEGIN "DMSYS"."DBMS_DM_MODEL_EXP".SCHEMA_CALLOUT(:1,0,1,'10.02.00.03.00'); END;
  ORA-06512: at "SYS.DBMS_SYS_ERROR", line 86
  ORA-06512: at "SYS.DBMS_METADATA", line 907
  ORA-04063: package body "DMSYS.DBMS_DM_IMP_INTERNAL" has errors
  ORA-06508: PL/SQL: could not find program unit being called: "DMSYS.DBMS_DM_IMP_INTERNAL"
  ORA-06512: at "SYS.DBMS_SYS_ERROR", line 95
  ORA-06512: at "SYS.KUPW$WORKER", line 6228
  ----- PL/SQL Call Stack -----
    object      line  object
    handle    number  name
  000007FFA0B608F8     14916  package body SYS.KUPW$WORKER
  000007FFA0B608F8      6293  package body SYS.KUPW$WORKER
  000007FFA0B608F8      9108  package body SYS.KUPW$WORKER
  000007FFA0B608F8      1881  package body SYS.KUPW$WORKER
  000007FFA0B608F8      6854  package body SYS.KUPW$WORKER
  000007FFA0B608F8      1259  package body SYS.KUPW$WORKER
  000007FFBC77F128         2  anonymous block
  Job "SYS"."SYS_EXPORT_SCHEMA_90" stopped due to fatal error at 12:31:55
  </pre>