使用cabal,我试图在Haskell平台2012.2.0.0(Windows XP)上安装酸性状态,但得到以下错误:Haskell平台2012.2.0.0(Windows XP)无法cabal安装酸状态
src-win32\FileIO.hs:43:5:
Not in scope: catchIO Perhaps you meant `catch' (imported from Prelude)
src-win32\FileIO.hs:55:6:
Not in scope: tryE Perhaps you meant `try' (imported from Control.Exception.Extensible)
src-win32\FileIO.hs:56:6:
Not in scope: tryE
Perhaps you meant `try' (imported from Control.Exception.Extensible)
cabal: Error: some packages failed to install:
acid-state-0.8.1 failed during the building phase. The exception was:
ExitFailure 1
可能重复[如何获得cabal安装酸性状态?](http://stackoverflow.com/questions/12416201/how-can-i-get-cabal-to-install-acid-state) –
解决方法:安装一个较旧的'acid-state','cabal install acid-state-0.7.0'。 –
您是否尝试过新的Haskell平台? 2012.4发布前一天。 – David