Issue #2614720 by quietone, roderik, Dylan Donkersgoed, ofry, Deepak Goyal,...

Issue #2614720 by quietone, roderik, Dylan Donkersgoed, ofry, Deepak Goyal, samiullah, jonathanshaw, catch, benjifisher, larowlan, Ruedische, Rewted, KlemenDEV, abramm, dmytro-aragorn, ao2, HiMyNameIsSeb, dionsj, mgp_novicell, xjm, vadim.hirbu, scalas89, hchonov, mayurjadhav, nplowman, rollins, paranojik: Fatal errors while loading/building orphaned comments