[Haskell-beginners] Strange "Not in scope" error message

[Matthew Moppett]

So I did. That's kind of embarrassing -- I could swear I stared at that
error message for ages trying to work out if there were any typos like that
and never saw it. Thanks for pointing it out.

On Sat, Apr 25, 2015 at 12:14 AM, Francesco Ariis <fa-ml at ariis.it> wrote:

> On Fri, Apr 24, 2015 at 11:49:15PM +0700, Matthew Moppett wrote:
> >     Perhaps you meant one of these:
> >       `C.isEmptyMVar' (imported from Control.Concurrent),
>
> Haskell is case sensitive, isEmptyMVar is different from isEmptyMvar
> (lowercase v)
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