我刚刚在32位linux上从GHC 7.2.2升级到7.4.1。安装进行得很好,但是cabal-install并不满意:
$ cabal update
Downloading the latest package list from hackage.haskell.org
$ cabal install repa
Resolving dependencies...
cabal: Couldn't read cabal file "bytestring/0.9.2.1/bytestring.cabal"这是我正在运行的cabal版本:
$ cabal --version
cabal-install version 0.10.2
using version 1.10.1.0 of the Cabal library谢谢!
发布于 2012-02-03 13:13:37
这里有一个解决方法:http://www.haskell.org/pipermail/haskell-cafe/2012-February/099077.html
发布于 2012-02-03 13:34:21
在运行cabal update之后运行此命令
tar -f ~/.cabal/packages/hackage.haskell.org/00-index.tar --delete bytestring/0.9.2.0
tar -f ~/.cabal/packages/hackage.haskell.org/00-index.tar --delete bytestring/0.9.2.1https://stackoverflow.com/questions/9123607
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