Resolving dependencies... cabal: Could not resolve dependencies: trying: simplenote-1.0 (user goal) trying: base-4.8.1.0/installed-4f7... (dependency of simplenote-1.0) trying: HTTP-4000.2.20 (dependency of simplenote-1.0) trying: array-0.5.1.0/installed-d42... (dependency of HTTP-4000.2.20) next goal: dataenc (dependency of simplenote-1.0) rejecting: dataenc-0.14.0.7 (conflict: base==4.8.1.0/installed-4f7..., dataenc => base>=3.0.0 && <4.8) rejecting: dataenc-0.14.0.6, 0.14.0.5, 0.14.0.4, 0.14.0.3 (conflict: array==0.5.1.0/installed-d42..., dataenc => array>=0.1.0 && <0.5) rejecting: dataenc-0.14.0.2, 0.14, 0.13.0.5, 0.13.0.4, 0.13.0.3, 0.13.0.2 (conflict: array==0.5.1.0/installed-d42..., dataenc => array>=0.1.0 && <0.4) rejecting: dataenc-0.13.0.1 (conflict: array==0.5.1.0/installed-d42..., dataenc => array>=0.1.0 && <0.3) rejecting: dataenc-0.13.0.0 (conflict: array==0.5.1.0/installed-d42..., dataenc => array>=0.2.0 && <0.3) rejecting: dataenc-0.12.1.0, 0.12, 0.11.1, 0.11, 0.10.2, 0.10.1, 0.9 (conflict: simplenote => dataenc>=0.13) Dependency tree exhaustively searched.