Hi Rohit,
I found some notes, you can refer these:
http://service.sap.com/sap/support/notes/1896598
http://service.sap.com/sap/support/notes/1633989
http://service.sap.com/sap/support/notes/2032417
http://service.sap.com/sap/support/notes/2028215
Let us know whether or not these notes help you rectify the issues.
Regards,
Ameet