On Wednesday, 12 May 2021 at 06:23:44 UTC, Walter Bright wrote: > Neither does dub. The operating system says they're an invalid > exe file. > > https://issues.dlang.org/show_bug.cgi?id=21915 I fixed this patching the PE. I have a post about it here in the forum. Basically I changed major version from 6 to 5