Resolving dependencies... cabal: Could not resolve dependencies: next goal: network-data (user goal) rejecting: network-data-0.5.3, 0.5.2, 0.5.1, 0.5, 0.4, 0.3.0, 0.2.1, 0.2.0, 0.1.0, 0.0.2 (global constraint requires ==0.0.1) trying: network-data-0.0.1 trying: binary-0.7.1.0/installed-0f4... (dependency of network-data-0.0.1) rejecting: network-data-0.0.1:+small_base (conflict: binary==0.7.1.0/installed-0f4..., network-data-0.0.1:small_base => binary>=0.4.0 && <0.5.0) rejecting: network-data-0.0.1:-small_base (conflict: binary==0.7.1.0/installed-0f4..., network-data-0.0.1:small_base => binary>=0.4.0 && <0.5.0) Dependency tree exhaustively searched.