13 Feb
                
                    2013
                
            
            
                13 Feb
                
                '13
                
            
            
            
        
    
                8:01 a.m.
            
        Nope :). I have one ‘ghc’, and this is my ‘ghc-pkg list’: http://hpaste.org/82293. ‘ghci -package wl-pprint’ runs just fine.
Uhhhm. Are you using sandbox? --Kazu