Resolving dependencies... cabal: Could not resolve dependencies: trying: iptadmin-1.3.4 (user goal) trying: base-4.8.1.0/installed-4f7... (dependency of iptadmin-1.3.4) next goal: blaze-markup (dependency of iptadmin-1.3.4) rejecting: blaze-markup-0.7.0.3, 0.7.0.2, 0.7.0.1, 0.7.0.0, 0.6.3.0, 0.6.2.0, 0.6.1.1, 0.6.1.0, 0.6.0.0 (conflict: iptadmin => blaze-markup>=0.5 && <0.6) rejecting: blaze-markup-0.5.2.1, 0.5.2.0, 0.5.1.7, 0.5.1.6, 0.5.1.5, 0.5.1.4, 0.5.1.3, 0.5.1.2, 0.5.1.1, 0.5.1.0, 0.5.0.0 (conflict: base==4.8.1.0/installed-4f7..., blaze-markup => base>=4 && <4.8) Dependency tree exhaustively searched.