ORA-29347: Tablespace name validation failed - failed to match tablespace 'string'
Cause: The system failed to match the referred tablespace. There are 2 cases that this may happen. (1) This tablespace is in the transportable set, but it is not specified in the TABLESPACES list of the import command line option, assuming that TABLESPACES is specified. (2) This tablespace is in the TABLESPACES list, but it is not in the transportable set
Action: Retry the operation with the correct TABLESPACES list
https://support.oracle.com/
http://www.oracle.com/