Hi AshkPunk, Thank you for providing the files! We have successfully downloaded them. I noticed that this ticket is a duplicate of your original report (Issue 12641). To keep all the information organized and ensure our QA team can track the progress efficiently, I will be closing this duplicate ticket. Please rest assured that our QA team is already investigating the crash dump and project files you provided. We are actively looking into the "Transfer Skin Weight" issue in CC5.11 and will keep you updated on the original ticket (Issue 12641) as soon as we have any findings. Thank you again for your patience and for helping us look into this urgent matter! Best regards, Kayla Reallusion