I accidentally the Prelude
josef.svenningsson at gmail.com
Tue Mar 2 03:59:58 EST 2010
On Mon, Mar 1, 2010 at 11:54 PM, Jeremy Shaw <jeremy at n-heptane.com> wrote:
> is there, by chance, a file named Prelude.hs in the working directory? (the
> directory you are in when you type ghci?)
> - jeremy
Ah. Thanks! That was indeed the problem.
Though I think ghci:s response could be a little bit more transparent.
> On Mon, Mar 1, 2010 at 11:43 AM, Josef Svenningsson
> <josef.svenningsson at gmail.com> wrote:
>> It seems I've been able to mess up my ghc installation pretty badly.
>> Here is what happens if I just try to invoke ghci from the prompt:
>> $ ghci
>> GHCi, version 6.10.4: http://www.haskell.org/ghc/ :? for help
>> Loading package ghc-prim ... linking ... done.
>> Loading package integer ... linking ... done.
>> Loading package base ... linking ... done.
>> <command line>: module `Prelude' is not loaded
>> I have no idea what I did to end up in this situation. What I've been
>> doing lately is reinstalling some packages. I also have another ghc
>> installed but it's at a completely different place in the file system.
>> The only thing I can think of is if cabal managed to somehow confuse
>> the two ghcs and wrote some data in the wrong place.
>> What I really would like to know is if there is a simple way to fix
>> this without completely reinstalling ghc with all the libraries I have
>> installed. Has anyone else experienced anything similar?
>> If this is a potential bug I'd be happy to provide any data that might
>> help track it down.
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