Resolving dependencies... cabal: Could not resolve dependencies: trying: base-4.9.0.0/installed-4.9... (dependency of download-media-content-0.0.0.1) next goal: http-enumerator (dependency of download-media-content-0.0.0.1) rejecting: http-enumerator-0.7.3.3, http-enumerator-0.7.3.2, http-enumerator-0.7.3.1, http-enumerator-0.7.3, http-enumerator-0.7.2.5, http-enumerator-0.7.2.4, http-enumerator-0.7.2.3, http-enumerator-0.7.2.2, http-enumerator-0.7.2.1, http-enumerator-0.7.2, http-enumerator-0.7.1.8, http-enumerator-0.7.1.7, http-enumerator-0.7.1.6, http-enumerator-0.7.1.5, http-enumerator-0.7.1.4, http-enumerator-0.7.1.3, http-enumerator-0.7.1.2, http-enumerator-0.7.1.1, http-enumerator-0.7.1, http-enumerator-0.7.0 (conflict: download-media-content => http-enumerator>=0.6 && <0.7) trying: http-enumerator-0.6.7 next goal: case-insensitive (dependency of http-enumerator-0.6.7) rejecting: case-insensitive-1.2.0.7, case-insensitive-1.2.0.6, case-insensitive-1.2.0.5, case-insensitive-1.2.0.4, case-insensitive-1.2.0.3, case-insensitive-1.2.0.2, case-insensitive-1.2.0.1, case-insensitive-1.2.0.0, case-insensitive-1.1.0.3, case-insensitive-1.1.0.2, case-insensitive-1.1.0.1, case-insensitive-1.1, case-insensitive-1.0.0.2, case-insensitive-1.0.0.1, case-insensitive-1.0, case-insensitive-0.4.0.4, case-insensitive-0.4.0.3, case-insensitive-0.4.0.2, case-insensitive-0.4.0.1, case-insensitive-0.4 (conflict: http-enumerator => case-insensitive>=0.2 && <0.4) rejecting: case-insensitive-0.3.0.1 (conflict: base==4.9.0.0/installed-4.9..., case-insensitive => base>=3 && <4.5) rejecting: case-insensitive-0.3, case-insensitive-0.2.0.2 (conflict: base==4.9.0.0/installed-4.9..., case-insensitive => base>=3 && <4.4) rejecting: case-insensitive-0.2.0.1, case-insensitive-0.2 (conflict: base==4.9.0.0/installed-4.9..., case-insensitive => base>=4 && <4.4) rejecting: case-insensitive-0.1 (conflict: http-enumerator => case-insensitive>=0.2 && <0.4) Dependency tree exhaustively searched.