ORA-15392
cannot alter the default file group
Cause
The specified file group was created by the system and must remain set to the default values for proper operation.
Action
Specify another file group name.
ORA-15392
cannot alter the default file group
Cause
The specified file group was created by the system and must hold the default values for proper operation.
Action
Select another file group name.
ORA-15392
cannot alter the default file group
Cause
The specified file group was created by the system and must hold the default values for proper operation.
Action
Select another file group name.
