Resolve below listed issues in Location SubGroup Master screen.

1) Edit in column is to be omitted from all exports.
2) Code and name duplication issue when in edit mode.
3) Validation to be provided for update data.
4) validation to be provided for delete data and the screen should not be navigated to search screen.
5) Referred data should not be deleted.
6) Duplicate code and name validation to be corrected.

