Resolving dependencies... cabal: Could not resolve dependencies: next goal: wavesurfer (user goal) rejecting: wavesurfer-0.0.6, 0.0.4, 0.0.3 (global constraint requires ==0.0.2) trying: wavesurfer-0.0.2 next goal: bytestring-show (dependency of wavesurfer-0.0.2) rejecting: bytestring-show-0.3.5.6, 0.3.5.5, 0.3.5.4, 0.3.5.3, 0.3.5.2, 0.3.5.1, 0.3.5, 0.3.4, 0.3.3, 0.3.2, 0.3.1 (conflict: wavesurfer => bytestring-show==0.2.1) trying: bytestring-show-0.2.1 next goal: integer (dependency of bytestring-show-0.2.1) fail (unknown package: integer) rejecting: bytestring-show-0.2, 0.1.1, 0.1 (conflict: wavesurfer => bytestring-show==0.2.1) Dependency tree exhaustively searched.