Duplicate 3 construction sites with 2 builders

[Patrix]

Hi,

I'm upgrading 3 building now with 2 builders.
This extra is nice, but a bug I think.

http://prntscr.com/6iba96

 

[Marindor]

Thank you for reporting this issue Patrix. It has already been reported in this topic as well and we forwarded the issue to our development team for fixing. I'll lock this thread as a duplicate now. Thanks again for your help!