Symptom:
Issue -

1) Not able to add multiple Rows by checking multiple checkboxes available

Ex - Say suppose,Two entries are added(using Add Rows link),Now check both the checkboxes which has entries & click Add Rows link.Its only adding only one Row(Instead of two rows)

2) Similarly,Multiple rows deletion is not happening 

EX - Click the multiple checkboxes & hit the Delete Rows button.Rather than deleting all rows which are checking, Its deleting off only a last entry.

3) Same Add/Delete Rows functionality  is working fine on the Dial pLan Configuration

Conditions:
On "Time of a Day" Report config page(Report Config -> Time of a Day) webpage -Issue with Add & Delete rows :-

1) By default,Only one entry would be there.
2) Now Add the multiple entries by hitting Add Rows link.