ORA-02154: a tablespace with the name "string" is found

ORA-02154
ORA-02154: a tablespace with the name "string" is found
Cause: An attempt to rename a tablespace to a new name failed because the new
name is already used by some other tablespace.
Action: Retry with a different new name.
More details : Viste http://www.high-oracle.com/ora-02154/
More details : Viste http://www.high-oracle.com/ora-02154/
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