Fix the error of recalculation of goods on the site at the rate of

The exchange rate in the euro on the site is automatically recalculated at fluctuations and there are positions in the dollar (the rate is put on the site itself, it is not taken from external sources). Now on the site a page with goods in euros then works, then not. Pages with the item in the dollar are displayed correctly. We need to correct the error of recalculation of goods in euros