Subscription and push notifications - Name or password is incorrect (repeat logon)

Hi ,

while trying to execute the Push notification scenario,while executing I facing error as Incorrect user name and password, but user name and password are same .

By following the below thread i found that i have to assign S_BGRFC role to the user but after assigning Auth role also i'm facing same issue .

Error while executing a gateway ODATA serivce for push notifications.

Please suggest with valuable solutions,

Regards,

Lokeswar Reddy.