Hi Ganesh,
It appears that you are using an older version of the Variation Swatches PRO.
The latest versions are 1.1.13 for both the free and premium versions.
Will you please get the latest version from here?
Let me know if the latest version solves your problem.
Thank You
Variations not working and getting java script error
Ganesh A Samy
We are getting script error for every product which have variationsand not able to select, Please help us to resolve the same.