Resolving dependencies... cabal: Could not resolve dependencies: next goal: yesod-test (user goal) rejecting: yesod-test-1.4.3.1, 1.4.3, 1.4.2.2, 1.4.2.1, 1.4.2, 1.4.1.1, 1.4.1, 1.4.0.3, 1.4.0.2, 1.4.0.1, 1.4.0, 1.2.6, 1.2.5, 1.2.4, 1.2.3.2, 1.2.3.1, 1.2.3, 1.2.2, 1.2.1.5, 1.2.1.4, 1.2.1.3, 1.2.1.2, 1.2.1.1, 1.2.1, 1.2.0, 0.3.5, 0.3.4, 0.3.3.2, 0.3.3.1, 0.3.3, 0.3.2, 0.3.1.1, 0.3.1, 0.3.0.1, 0.3.0, 0.2.1, 0.2.0.6, 0.2.0.5, 0.2.0.4 (global constraint requires ==0.2.0.3) trying: yesod-test-0.2.0.3 trying: blaze-html-0.8.0.2 (dependency of yesod-test-0.2.0.3) trying: blaze-builder-0.4.0.1 (dependency of blaze-html-0.8.0.2) trying: containers-0.5.5.1/installed-23e... (dependency of yesod-test-0.2.0.3) next goal: xml-conduit (dependency of yesod-test-0.2.0.3) rejecting: xml-conduit-1.3.0, 1.2.6, 1.2.5.1, 1.2.5, 1.2.4, 1.2.3.3, 1.2.3.2, 1.2.3.1, 1.2.3, 1.2.2, 1.2.1.1, 1.2.1, 1.2.0.3, 1.2.0.2, 1.2.0.1, 1.2.0, 1.1.0.9, 1.1.0.8, 1.1.0.7, 1.1.0.6, 1.1.0.5, 1.1.0.4, 1.1.0.3, 1.1.0.2, 1.1.0.1, 1.1.0, 1.0.3.3, 1.0.3.2, 1.0.3.1, 1.0.3, 1.0.2.1, 1.0.2, 1.0.1.1, 1.0.1, 1.0.0 (conflict: yesod-test => xml-conduit>=0.7 && <0.8) rejecting: xml-conduit-0.7.0.3, 0.7.0.2 (conflict: blaze-builder==0.4.0.1, xml-conduit => blaze-builder>=0.2 && <0.4) rejecting: xml-conduit-0.7.0.1, 0.7.0 (conflict: containers==0.5.5.1/installed-23e..., xml-conduit => containers>=0.2 && <0.5) rejecting: xml-conduit-0.6.1, 0.6.0, 0.5.4, 0.5.3.1, 0.5.3, 0.5.2, 0.5.1.2, 0.5.1.1, 0.5.1, 0.5.0.1, 0.5.0 (conflict: yesod-test => xml-conduit>=0.7 && <0.8) Dependency tree exhaustively searched.