Resolving dependencies... Configuring file-embed-0.0.7... Building file-embed-0.0.7... Preprocessing library file-embed-0.0.7... [1 of 1] Compiling Data.FileEmbed ( Data/FileEmbed.hs, dist/build/Data/FileEmbed.o ) In-place registering file-embed-0.0.7... Running Haddock for file-embed-0.0.7... Running hscolour for file-embed-0.0.7... Preprocessing library file-embed-0.0.7... Preprocessing library file-embed-0.0.7... Haddock coverage: 62% ( 8 / 13) in 'Data.FileEmbed' Documentation created: dist/doc/html/file-embed/index.html, dist/doc/html/file-embed/file-embed.txt Installing library in /srv/hackage/var/build/tmp-install/lib/x86_64-linux-ghc-7.6.3/file-embed-0.0.7 Registering file-embed-0.0.7... Installed file-embed-0.0.7 Downloading Salsa-0.2.0.2... Configuring Salsa-0.2.0.2... cabal: Missing dependency on a foreign library: * Missing C library: mono-2.0 This problem can usually be solved by installing the system package that provides this library (you may need the "-dev" version). If the library is already installed but in a non-standard location then you can use the flags --extra-include-dirs= and --extra-lib-dirs= to specify where it is. Failed to install Salsa-0.2.0.2 cabal: Error: some packages failed to install: Salsa-0.2.0.2 failed during the configure step. The exception was: ExitFailure 1