Re: 1.7.1 drops a "I don't know how to install GHC on your system configuration..." on me

My guess is that something trips up the detection. Maybe adding one the libraries it seeks would help it to decide. On Mon, May 28, 2018 at 8:54 AM Thomas Løcke wrote: > I don't think so, as that library is also missing from 1.6.5, which works > just fine. Unless

Re: 1.7.1 drops a "I don't know how to install GHC on your system configuration..." on me

Would it help if you install ncursesw library it seeks? On Thu, May 24, 2018 at 4:53 PM Thomas Løcke wrote: > This is the output I get with 1.6.5: > > thomas@ultra27:~/vcs/my-project$ stack setup --verbose > Version 1.6.5, Git revision

Re: 1.7.1 drops a "I don't know how to install GHC on your system configuration..." on me

I don't think this commit explains the issue you're experiencing, but it highlights the logic that results in what you're seeing: https://github.com/commercialhaskell/stack/commit/be415545029d1bcafddb9fc13b8283e3d1b1abb1#diff-4968f87e674615592e572f2ec593e5b0 cc Manny, any comment on this issue?

Re: 1.7.1 drops a "I don't know how to install GHC on your system configuration..." on me

Hi Thomas, in case you can install ghc via your package manager or other means, you can use the system-ghc option to make stack use that one: https://docs.haskellstack.org/en/latest/yaml_configuration/#system-ghc Hope that helps, Simon 2018-05-24 15:53 GMT+02:00 Thomas Løcke

Re: 1.7.1 drops a "I don't know how to install GHC on your system configuration..." on me

This is the output I get with 1.6.5: thomas@ultra27:~/vcs/my-project$ stack setup --verbose Version 1.6.5, Git revision 24ab0d6ff07f28276e082c3ce74dfdeb1a2ca9e9 (5514 commits) x86_64 hpack-0.20.0 2018-05-24 15:41:23.618219: [debug] Checking for project config at: