Why my old 1.4.22 SNS Version is now DEMO ?

Hi
I purchased SNS Pro 1 in the year 2012. Now i want to try the SNS Pro 2 Version and my SNS Pro 1 Version switched to DEMO
How can I re-activate the old version please.
Thanks
Chris
I purchased SNS Pro 1 in the year 2012. Now i want to try the SNS Pro 2 Version and my SNS Pro 1 Version switched to DEMO
How can I re-activate the old version please.
Thanks
Chris