Is UPnP enabled on the router: To determine this, please refer to the instruction manual included with the router for specific instructions.PDT - If you are continuing to experience issues with Diablo III freezing up after having installed the latest patch, please respond below with the following information: We’ll return to the post with further updates as soon as they become available. As such, we are currently working to resolve this with a minor patch - although we don’t yet have the exact ETA for when this patch will be pushed, we don’t expect it will be too much longer from now. PDT (8/6) - Thanks everyone for your continued patience and for helping submit the requested information! With your assistance we were able to track down the issue more quickly, and believe that we have now established the cause of the issue. If you continue to experience any issues after downloading and installing the corrective patch, please update the thread. Please note that Xbox will not be receiving this patch, as the issue only affects PlayStation users. SCEE (Europe) and SCEJ (Japan) will also be patched however, the patches for those regions will be rolled out at a later time. 1:20 PM PDT (8/7) – Patch 1.0.4 is now available for PlayStation in the Americas region, which addresses the console freezes that have been affecting some players. (8/11) - Patch 1.0.4 is now available in all regions.