simple vba code gives me run time error 91 object variable or with block not set

Question

So I have a simple little macro/sub defined when a command button is clicked. The problem is it gives me:

Run Time Error \'91\' : Object Variable or With Blo

Answer 1

You need Set with objects:

 Set rng = Sheet8.Range("A12")

Sheet8 is fine.

 Sheet1.[a1]