Hello Café I am running into problems when installing transformers-base-0.4.1.
Has anyone an idea about what is going on? REM : this is a "brand new" debian install, I have just install ghc, cabal install cabal-install etc. Thank you very much J-C cabal install transformers-base Resolving dependencies... Downloading transformers-base-0.4.1... Configuring transformers-base-0.4.1... Preprocessing library transformers-base-0.4.1... Building transformers-base-0.4.1... [1 of 1] Compiling Control.Monad.Base ( src/Control/Monad/Base.hs, dist/build/Control/Monad/Base.o ) src/Control/Monad/Base.hs:63:10: Duplicate instance declarations: instance Applicative (L.ST s) -- Defined at src/Control/Monad/Base.hs:63:10 instance Applicative (L.ST s) -- Defined in `Control.Applicative' src/Control/Monad/Base.hs:67:10: Duplicate instance declarations: instance Applicative (S.ST s) -- Defined at src/Control/Monad/Base.hs:67:10 instance Applicative (S.ST s) -- Defined in `Control.Applicative' cabal: Error: some packages failed to install: transformers-base-0.4.1 failed during the building phase. The exception was: ExitFailure 1
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