SAP Message VW212 - Enter name & for variant

Diagnosis
This is where you can create a variant for the selection screen, which
will always be adopted when you start this transaction. The variant must
have a precisely defined name for it to function correctly.
In variant attributes, you can also select
[X] protect variant
so that only you can change the variant.
If you also want to stop this variant from being displayed,
select
[X] do not display variant.