Hi I have skymax pro 2.1.1 and last couple of weeks in had problems with my new computer.To resolve the problem i installed the system 3 times.Last time i wanted to activate skymaxx pro and received the messsage that all available slot had been used.I contacted x-avition last saturday to fix the problem, they opened a ticket and told me the problem should be fixed in 3 days.till now, i'm still waiting.can some one tells me is that delay normal, because i had the same problem with opusfsi and flight1 resolved the problem in few minutes. In the contact page this paragraph is marked: Office Hours: Monday to Friday: 0600 to 2200 PST Saturday to Sunday: Usually Available Please use the form on the right to contact us with any comments or concerns. Also consider visiting our forums for quicker answers from those in our community. We will reply as soon as we are able and will endeavor to reply within 3 days, but usually quicker. Best Regards kais