As an advisory, the following PayPal system upgrade event is planned:

On July 18, 2013, from approximately 11:00 p.m. PDT to 2:30 a.m. PDT on July 19, 2013, there will be intermittent outages with expected payment impact.  There also may be an increased number of “10001 – Internal Error” and/or “520002 – Internal Error” responses for API calls, and PayPal users may experience “Sorry – your last action could not be completed” errors when accessing the PayPal website or during the checkout flow.  Please reference this blog for specific details of the maintenance and potential impacts.

For real time system updates, please go to http://www.paypal.com/sitestatus.

For SocialAdr customers, it’s possible you won’t be able to subscribe to accounts or purchase credits during this time.  Sorry for the inconvenience!