<div dir="ltr"><div class="gmail_extra">Hey,</div><div class="gmail_extra"><br></div><div class="gmail_extra">It looks like you mix different versions of GHC. As you said before - `ghc-mod` is build with `GHC-<span style="font-size:13px">7.8.4`. But in the quoted error I see `ghc-7.10.3`. You have to reinstall `ghc-mod` with GHC you are using in project. </span></div><div class="gmail_extra"><span style="font-size:13px"><br></span></div><div class="gmail_extra"><span style="font-size:13px">You can find more info here: </span><a href="https://github.com/syl20bnr/spacemacs/issues/5674#issuecomment-206440654">https://github.com/syl20bnr/spacemacs/issues/5674#issuecomment-206440654</a></div></div>