It seems like you are using two modules of social login and both are conflicting with each other.
Our Social Login module provides -
- Social login with Facebook, Google, Twitter and LinkedIn.
-Social Login available on both Register page and Login page.
Also, it is available for vendors. You can follow the below link for Vendor Social Login
So, if your requirements are fulfilled with our extension, you can disable the third party module and can use social login features smoothly.