Resolving dependencies... Configuring bsparse-0.0.1... Building bsparse-0.0.1... Preprocessing library bsparse-0.0.1... Data/ByteString/Parse.hs:37:18: Could not find module ‘Data.ByteString’ It is a member of the hidden package ‘bytestring-0.10.6.0@bytes_6elQVSg5cWdFrvRnfxTUrH’. Perhaps you need to add ‘bytestring’ to the build-depends in your .cabal file. Use -v to see a list of the files searched for. Data/ByteString/Parse.hs:38:18: Could not find module ‘Data.ByteString.Unsafe’ It is a member of the hidden package ‘bytestring-0.10.6.0@bytes_6elQVSg5cWdFrvRnfxTUrH’. Perhaps you need to add ‘bytestring’ to the build-depends in your .cabal file. Use -v to see a list of the files searched for. Failed to install bsparse-0.0.1 cabal: Error: some packages failed to install: bsparse-0.0.1 failed during the building phase. The exception was: ExitFailure 1