Why does the sdeck widget send sale.order.ajax?

Question

1C-Bitrix

Good afternoon. Tell me, please... the situation is as follows:
There is an ordering page on the site, with the sale.order.ajax component. A
widget is inserted inside it to select the point of issue of the sdek.
When choosing, the address of the point is recorded and transmitted as information about the order


, but when you click on the button not only the address is written to the points map, but there is a redirect to a page like

why is this happening and how to fix it?