Aix6.1 + oracle 10.2.0.3

Using rman transport in tablespace statement, automatically from a backup file for the table space transmission, to the last step expdp automatic export metadata, often an error as follows, but occasionally can successfully completed


Processing object type TRANSPORTABLE_EXPORT/PLUGTS_BLK
Processing object type TRANSPORTABLE_EXPORT/TABLE
ORA - 39125: the Worker unexpected fatal error in KUPW $Worker. UNLOAD_METADATA while calling DBMS_METADATA. FETCH_XML_CLOB [TABLE: "COMM." "LAB_SURCHARGE"]
ORA - 01555: the snapshot too old: rollback segment number 0 with the name "SYSTEM" small
ORA - 06512: an "SYS. DBMS_SYS_ERROR", line 105
ORA - 06512: an "SYS. KUPW $WORKER", line 6234
PL/SQL Call Stack -- -- -- -- -- -- -- -- -- --
Object the line object
Handle number name
70000003 fa68b08 14916 package body SYS. KUPW $WORKER
70000003 fa68b08 6293 package body SYS. KUPW $WORKER
70000003 fa68b08 2339 package body SYS. KUPW $WORKER
70000003 fa68b08 6854 package body SYS. KUPW $WORKER
70000003 fa68b08 1259 package body SYS. KUPW $WORKER
70000003 f8cc440 anonymous block
Is the Job "SYS". "SYS_EXPORT_TRANSPORTABLE_01" stopped due to fatal error at 06:49:11

Have tried will automatically restore the secondary instance undo_management set to auto, adjust the UNDO_RETENTION appropriately, all invalid

Through the oracle metalink

Find a Bug 5612569: EXPDP FAILURE DURING TRANSPORTABLE in TABLESPACE: ORA - 39125 ORA - 1555
Bug 9109785: ORA - 1555 TRANSPORT in TABLESPACE FAILS WITH ORA - 01555 DURING THE EXPDP PHASE

No solution