[Haskell-cafe] cabal install fail for happs-hsp-template

[Thomas Hartman]

Can cabal install be made to work for this package?
*****
thartman at thartman-laptop:~>sudo cabal install happs-hsp-template
[sudo] password for thartman:
cabal: internal error: could not construct a valid install plan.
The proposed (invalid) plan contained the following problems:
Package Cabal is required by several packages, but they require
inconsistent versions:
  package ghc-6.8.2 requires Cabal-1.2.3.0
  package plugins-1.2 requires Cabal-1.5.2


thartman at thartman-laptop:~>cabal --version
cabal-install version 0.4.7
using version 1.3.11 of the Cabal library
thartman at thartman-laptop:~>ghc --version
The Glorious Glasgow Haskell Compilation System, version 6.8.2
thartman at thartman-laptop:~>ghc-pkg list | grep -i ghc
/usr/local/lib/ghc-6.8.2/package.conf:
    (ghc-6.8.2), haskell-src-1.0.1.1, haskell98-1.0.1.0, hpc-0.5.0.0,