I just got started learning Haskell. And I chose to work with it on my PC 
through stack. First day, I worked with Chris Allen's tutorial 
<http://howistart.org/posts/haskell/1/> and got stuck at the `stack build` 
part of it. The command exited with an error as shown below:

    C:\Users\USER\haskellProjects\bassbull>stack build
    primitive-0.6.2.0: download
    integer-logarithms-1.0.2: download
    primitive-0.6.2.0: configure
    primitive-0.6.2.0: build
    integer-logarithms-1.0.2: configure
    integer-logarithms-1.0.2: build
    primitive-0.6.2.0: copy/register
    integer-logarithms-1.0.2: copy/register
    Progress: 2/11Running 
C:\Users\USER\AppData\Local\Programs\stack\x86_64-windows\
    ghc-8.0.2\bin\ghc-pkg.EXE --user --no-user-package-db --package-db 
C:\sr\snapsho
    ts\1602ab97\pkgdb describe --simple-output integer-logarithms 
--expand-pkgroot e
    xited with ExitFailure 1

    WARNING: cache is out of date: 
C:/Users/USER/AppData/Local/Programs/stack/x86_64
    -windows/ghc-8.0.2\lib\package.conf.d\package.cache
    ghc will see an old view of this package db. Use 'ghc-pkg recache' to 
fix.
    ghc-pkg.EXE: cannot find package integer-logarithms

    Running 
C:\Users\USER\AppData\Local\Programs\stack\x86_64-windows\ghc-8.0.2\bin\
    ghc-pkg.EXE --user --no-user-package-db --package-db 
C:\sr\snapshots\1602ab97\pk
    gdb describe --simple-output primitive --expand-pkgroot exited with 
ExitFailure
    1

    WARNING: cache is out of date: 
C:/Users/USER/AppData/Local/Programs/stack/x86_64
    -windows/ghc-8.0.2\lib\package.conf.d\package.cache
    ghc will see an old view of this package db. Use 'ghc-pkg recache' to 
fix.
    ghc-pkg.EXE: cannot find package primitive

    C:\Users\USER\haskellProjects\bassbull>stack exec ghc-pkg recache

    C:\Users\USER\haskellProjects\bassbull>stack build
    integer-logarithms-1.0.2: configure
    integer-logarithms-1.0.2: build
    primitive-0.6.2.0: configure
    primitive-0.6.2.0: build
    integer-logarithms-1.0.2: copy/register
    primitive-0.6.2.0: copy/register
    Progress: 2/11Running 
C:\Users\USER\AppData\Local\Programs\stack\x86_64-windows\
    ghc-8.0.2\bin\ghc-pkg.EXE --user --no-user-package-db --package-db 
C:\sr\snapsho
    ts\1602ab97\pkgdb describe --simple-output primitive --expand-pkgroot 
exited wit
    h ExitFailure 1

    ghc-pkg.EXE: cannot find package primitive

    Running 
C:\Users\USER\AppData\Local\Programs\stack\x86_64-windows\ghc-8.0.2\bin\
    ghc-pkg.EXE --user --no-user-package-db --package-db 
C:\sr\snapshots\1602ab97\pk
    gdb describe --simple-output integer-logarithms --expand-pkgroot exited 
with Exi
    tFailure 1

    ghc-pkg.EXE: cannot find package integer-logarithms

    C:\Users\USER\haskellProjects\bassbull>

After trying out other tutorials I concluded that this happened only when 
trying to install external packages and dependencies.

Please I need help getting past this challenge I am facing, as I am very 
much enthusiastic about learning to code in (and coding in) Haskell.

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