Hi Janesh,
Please have a look at the KB article and let me know if you have any queries.
http://www.syncfusion.com/support/kb/studio/Default.aspx?ToDo=view&questId=36This gives you the details about switching between the versions.
If this doesn’t solve your issue, Could you let me know the two versions you used to switch?
We will provide you some more information to solve your issue.
Thanks,
Ramu