Data Name Manager Problem

Dear masters,

I have Given Name for Data Column as Below

[Data_Table=OFFSET(Data!$A$2,0,0,COUNTA(Data!$A$2:$A$28),COUNTA(Data!$1:$1))]

Now If I delete Raw 2 System is giving Error #Ref!
I may have to delete Raw-2 frequently

Please how to avoid?

Regards,

Vishnu