[orkut-developer] 502 errors on apps on many of my apps

my app`s are showing the following error. But the xml link is working fine Unable to retrieve spec for http://orkutisfun.com/opensocial/index.xml. HTTP error 502 xml url http://opensocial.orkuturl.info/index.xml http://www.orkut.co.in/Main#Application.aspx?appId=899655121416 another app xml :

[orkut-developer] 502 errors on apps

Hi, We have two applications, where xml is hosted on to the same domain (www.mycantos.com) -when trying to load the application in Orkut, we are now getting following error - "Unable to retrieve gadget xml. HTTP error 502Unable to retrieve gadget xml. HTTP error 502" We checked. Domain 'www.myca