Covering ground evo bug

I have an issue with "covering ground" evo cause i cant apply It to any One even of its there.

If i try to apply It my game bugs and says that there's and issue connecting to the servers.

I cant do this evo cause of that while the other evos do work correctly.

I applied this evo to One of my players than Removed to test It and its been like that since than.

PLS help me because i want to do use It and do It to others too.