If the first found building was deactivated the result was "deactivated", no matter how many active powering buildings there were.
Confirmed working here: http://www.ppmsite.com/forum/viewtopic.php?p=523342#523342
Bug watches keep track of this bug in other bug trackers.
Confirmed working here: http:// www.ppmsite. com/forum/ viewtopic. php?p=523342# 523342