It was recently brought to our attention that the popular open source IM client Pidgin — and potentially Adium in the Mac — are having trouble connecting to AIM and AOL messaging clients receiving a “Received unexpected response from https://api.oscar.aol.com/aim/startOSCARSession” error.
There is a simple fix that has been confirmed to work from one of our staff members. Read more in our blog.
https://www.techspot.com/news/37583-pidgin-having-trouble-connecting-to-aim-easy-fix-available.html