ORA-15256
user 'string' is already a member of user group 'string'
Cause
The user that was provided was already a member of the specified user group.
Action
Specify either an alternate user or an alternate user group.
ORA-15256
user 'string' is already a member of user group 'string'
Cause
The specified user was already a member of the specified user group.
Action
Specify either an alternate user or an alternate user group.
ORA-15256
user 'string' is already a member of user group 'string'
Cause
The specified user was already a member of the specified user group.
Action
Specify either an alternate user or an alternate user group.
