https://issues.dlang.org/show_bug.cgi?id=15864 --- Comment #3 from Martin Nowak <code at dawg.eu> --- According to the stacktrace, it's triggered here. https://github.com/D-Programming-Language/dlang.org/blob/9d4ba62443d65a5c734b2162e355226919442b70/chmgen.d#L122 --