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Error ORA-19721 during Transportable Tablespace (TTS) Import (Doc ID 1459012.1)

Last updated on FEBRUARY 23, 2024

Applies to:

Oracle Database - Enterprise Edition - Version to [Release 10.1 to 10.2]
Information in this document applies to any platform.


 On 10.1 and above: when attempting to transfer a datafile as a Transportable Tablespace (TTS), the following error occurs, even though the databases are at the same version:

ORA-19721: Cannot find datafile with absolute file number # in tablespace <datafile>

 Or, error stack could looks something like below:

IMP-00003: ORACLE error 19721 encountered
ORA-19721: Cannot find datafile with absolute file number <file number> in tablespace <>
ORA-06512: at "SYS.DBMS_PLUGTS", line <>
ORA-06512: at line 1
IMP-00000: Import terminated unsuccessfully

The issue can be reproduced at will with the following steps:

1. Export the data file as a Transportable Tablespace, from a 10.1 (or above) database
2. Import the data file


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