After updating my components DevExpress from 13.2 to 17.2, some items are no longer displayed. The compiler does not produce an error. The compiler does not produce an error. I think the error could be in the Default.aspx. In the attachment of old, new files and screens. I also created a ticket at http://www.devexpress.com/Support / number T611293. I did all the recommendations, but the error still remains. Perhaps the error is in Xafari.