Since you have added 1 row in lines 3 and 4 (which I marked with "***"), you must also add 1 row each in line 1 and 2. Each line must have the same number of rows although it must be left blank to maintain layout precision. cmiiw
Good catch.
My original post actually had that column (I think you wrote rows instead of columns).
The code like you suggested is the following (I had already used), but still fails in the "big" posts: