Hi,
I need the nested groups because it is the only way i can place the whole group side by side.
the RTL support was referring to the placement of the fields on the form, first field right and then left.
I'm attaching screenshots with ESRI example:
this is how it looks when I have nested groups (pay attention that on ESRI sample there is no label on the nested group either:
and this is how it looks when I remove them.