Resolving dependencies... cabal: Could not resolve dependencies: next goal: hMollom (user goal) rejecting: hMollom-0.4.0, 0.3.1, 0.2.2, 0.2, 0.1.1 (global constraint requires ==0.1) trying: hMollom-0.1 trying: base-4.8.1.0/installed-4f7... (dependency of hMollom-0.1) next goal: dataenc (dependency of hMollom-0.1) rejecting: dataenc-0.14.0.7, 0.14.0.6 (conflict: base==4.8.1.0/installed-4f7..., dataenc => base>=3.0.0 && <4.8) rejecting: dataenc-0.14.0.5, 0.14.0.4 (conflict: base==4.8.1.0/installed-4f7..., dataenc => base>=3.0.0 && <4.7) rejecting: dataenc-0.14.0.3 (conflict: base==4.8.1.0/installed-4f7..., dataenc => base>=3.0.0 && <4.6) rejecting: dataenc-0.14.0.2 (conflict: base==4.8.1.0/installed-4f7..., dataenc => base>=3.0.0 && <4.5) rejecting: dataenc-0.14, 0.13.0.5, 0.13.0.4 (conflict: base==4.8.1.0/installed-4f7..., dataenc => base>=3.0.0 && <4.4) rejecting: dataenc-0.13.0.3 (conflict: base==4.8.1.0/installed-4f7..., dataenc => base>=3.0.0 && <4.3) rejecting: dataenc-0.13.0.2, 0.13.0.1 (conflict: base==4.8.1.0/installed-4f7..., dataenc => base>=3.0.0 && <4.2) rejecting: dataenc-0.13.0.0 (conflict: base==4.8.1.0/installed-4f7..., dataenc => base>=4.0.0 && <4.2) rejecting: dataenc-0.12.1.0, 0.12, 0.11.1, 0.11, 0.10.2, 0.10.1, 0.9 (conflict: hMollom => dataenc>=0.13) Dependency tree exhaustively searched.