Knowledge Base
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Does installing the Pro version change my settings in the free version?
...We've been running S2 Members on our site for almost 5 years now and we are only now going pro. We have a large am...
Can one PayPal account handle multiple sites / plugins?
...Yes, if you have multiple sites (or multiple plugins) that are all configured to use the same PayPal account that...
Why am I seeing “Unable To Verify $_POST Vars”?
...If you're seeing a message in your s2Member Logs that says Unable To Verify $_POST Vars , that indicates s2Member...
What `.htaccess` files does s2Member create?
...s2Member creates two .htaccess entries. One in the root .htaccess file, and the other is actually a separate...
How can I modify the output of certain types of Custom Registration/Profile fields?
...How can I modify the output of certain types of Custom Registration/Profile fields? To start with, s2Member makes...
PayPal Auto-Return w/o Clicking “Return to …”?
...After a user makes the payment they are not automatically redirected to the Thanks page. They must click first the...
How can I debug my payment gateway integration?
...Enable s2Member's Logging Routines If you're having problems with Payment Buttons or Pro-Forms, the first step is...
How do I Update my s2Member Configuration when Upgrading from PayPal Express to PayPal Pro?
...I recently upgraded to PayPal pro to allow my customers to check out on my site. I had everything set up already i...