Frameserver worked fine with me when I used Premiere Pro 1.5 but, having upgraded to CS4 and after countless issues with Adobe Media Encoder, I downloaded the latest version of Frameserver from your website as you had mentioned it to have been tested with CS4. Frameserver is recognised sure fine, however, I wonder why Adobe Media Encoder always pops up and hangs as always after selecting Frameserver and exporting. It would be great if Frameserver worked and Adobe Media Encoder could be bypassed.