Resolving dependencies... Configuring old-locale-1.0.0.7... Configuring network-2.6.3.1... Building old-locale-1.0.0.7... Configuring utf8-string-1.0.1.1... Installed old-locale-1.0.0.7 Building utf8-string-1.0.1.1... Building network-2.6.3.1... Installed utf8-string-1.0.1.1 Configuring url-2.1.3... Building url-2.1.3... Installed url-2.1.3 Installed network-2.6.3.1 Configuring scrobble-0.1.0.0... Building scrobble-0.1.0.0... Failed to install scrobble-0.1.0.0 Build log ( /home/builder/.cabal/logs/scrobble-0.1.0.0.log ): cabal: Entering directory '/tmp/cabal-tmp-16459/scrobble-0.1.0.0' Configuring scrobble-0.1.0.0... Building scrobble-0.1.0.0... Preprocessing library scrobble-0.1.0.0... [1 of 1] Compiling Scrobble.Server ( src/Scrobble/Server.hs, dist/build/Scrobble/Server.o ) src/Scrobble/Server.hs:12:1: error: Failed to load interface for ‘Scrobble.Types’ Use -v to see a list of the files searched for. cabal: Leaving directory '/tmp/cabal-tmp-16459/scrobble-0.1.0.0' cabal: Error: some packages failed to install: scrobble-0.1.0.0 failed during the building phase. The exception was: ExitFailure 1