SSRS Connection with MS VS2010 and AX 2012

Hi All,

While i am trying to maske changes to desgin in SSRS Reports , i get the following error.

"The Operation failed due to an issuse with connecting to AOT.The connection has now been restored.You must Redo the last operation"

I have tried restarting the application, Rebuilding and deploying, but still the same issue arises..

i have also restarted the dynamics application in the services.. but still the issue arisses...

Can anyone help me to sort out this issue.