ORA-28026
user with same external name already exists
Cause
The external name specified for the user being created or altered already exists for another user.
Action
External names must be unique among users. Specify another.
ORA-28026
user with same external name already exists
Cause
The external name specified for the user being created or altered already exists for another user.
Action
External names must be unique among users. Specify another.
ORA-28026
user with same external name already exists
Cause
The external name specified for the user being created or altered already exists for another user.
Action
External names must be unique among users. Specify another.