Evdre encounterd error while Retrieving data

Hi Gurus,

I am facing the problem while retrieving the data, the data is getting fine when i selected in DEP,BAS OR any other selection member

But when selected SELF getting the below error message for all my applications in appset.

How to resolve this issue.

The POP UP error message is :

EVDRE encountered an error retrieving data from the Web Server

   Retrying in(seconds):

I go through the SDN but not find the actual  solutions.

Thanks & Regards

Swathi Roy