[Agda] () is not a valid expression

Wouter Swierstra wss at Cs.Nott.AC.UK
Wed Nov 19 11:37:57 CET 2008

Hi Jim,

> I was using emacs and AFAIK I must be using the latest version,  
> although I suppose I must be doing something strange. Here's me  
> repeating the process of updating it:
> jim at daisy:~/agda/Agda$ darcs pull
> Pulling from "http://code.haskell.org/Agda"...
> No remote changes to pull in!
> jim at daisy:~/agda/Agda$ cabal install

It looks like you forgot to run cabal build. To be on the safe side,  
you may want to:

 > runhaskell Setup.hs clean
 > runhaskell Setup.hs configure (with the appropriate flags)
 > runhaskell Setup.hs build

Before you run the install. Hope this helps,


This message has been checked for viruses but the contents of an attachment
may still contain software viruses, which could damage your computer system:
you are advised to perform your own checks. Email communications with the
University of Nottingham may be monitored as permitted by UK legislation.

More information about the Agda mailing list