XML file for Google Shopping Merchant Center

The action XML Product Integration (Export) was configured and an xml file with attributes was created under the Google Shopping Merchant Center according to the topic on the Google shopping forum https://crm-onebox.com/en/support/prajs-ploschadki-i-marketplejsy/91- google-shopping/ with the answer of Mulach Marina Anatolyevna and according to the help from Google http://prntscr.com/ulzsoh After integration xml file is unloaded with error http://prntscr.com/ulzv9o This error is in the box https://rybalkashop.com.ua/ link to the test xml file https://rybalkashop.com.ua/media/export/product/test.xml and in the box https://campshop.com. ua/