Resolving dependencies... cabal: Could not resolve dependencies: next goal: mime-mail-ses (user goal) rejecting: mime-mail-ses-0.3.2.2, 0.3.2.1, 0.3.2, 0.3.1, 0.3.0, 0.2.2.2, 0.2.2.1, 0.2.2, 0.2.1.3, 0.2.1.2, 0.2.1.1 (global constraint requires ==0.2.0.5) trying: mime-mail-ses-0.2.0.5 next goal: monad-control (dependency of mime-mail-ses-0.2.0.5) rejecting: monad-control-1.0.0.4, 1.0.0.3, 1.0.0.2, 1.0.0.1, 1.0.0.0 (conflict: mime-mail-ses => monad-control>=0.3 && <0.4) trying: monad-control-0.3.3.1 trying: transformers-base-0.4.4 (dependency of monad-control-0.3.3.1) trying: stm-2.4.4 (dependency of transformers-base-0.4.4) trying: array-0.5.1.0/installed-d42... (dependency of stm-2.4.4) next goal: http-types (dependency of mime-mail-ses-0.2.0.5) rejecting: http-types-0.9, 0.8.6, 0.8.5, 0.8.4, 0.8.3, 0.8.2, 0.8.1, 0.8.0 (conflict: mime-mail-ses => http-types>=0.6.8 && <0.8) rejecting: http-types-0.7.3.0.1, 0.7.3, 0.7.2, 0.7.1, 0.7.0, 0.6.11, 0.6.10, 0.6.9, 0.6.8 (conflict: array==0.5.1.0/installed-d42..., http-types => array>=0.2 && <0.5) rejecting: http-types-0.6.7, 0.6.6, 0.6.5.1, 0.6.5, 0.6.4, 0.6.3, 0.6.2, 0.6.1, 0.6.0.1, 0.6.0, 0.5.3, 0.5.2, 0.5.1, 0.5, 0.4.1, 0.4.0, 0.3.1, 0.3.0, 0.2.0, 0.1.1, 0.1 (conflict: mime-mail-ses => http-types>=0.6.8 && <0.8) Dependency tree exhaustively searched.