Upgrade from Mavericks to Sierra with OS X Server 3
Hello guys,
I am trying to upgrade Mac Pro server which is currently running on Mavericks with OS X Server app 3.2.2
I upgraded to ElCapitan and downloaded server app 5.2 but now when I try to open server app, I get below message.
This version of Server does not support upgrading the Server data on this volume. To upgrade your Server data, you will need to install an older version of Server and OS X.
Possible solution could be to download version 4 on El Capitan or Yosemite however it is simply impossible to download it from app store or google.
Any help on above would be highly appreciated.
Thank you
Huzefa Motors
Mac Pro, OS X Mavericks (10.9.5)