Resolving dependencies... cabal: Could not resolve dependencies: next goal: texmath (user goal) rejecting: texmath-0.8.6.7, texmath-0.8.6.6, texmath-0.8.6.5, texmath-0.8.6.4, texmath-0.8.6.3, texmath-0.8.6.2, texmath-0.8.6.1, texmath-0.8.6, texmath-0.8.5.1, texmath-0.8.5, texmath-0.8.4.2, texmath-0.8.4.1, texmath-0.8.4, texmath-0.8.3, texmath-0.8.2.2, texmath-0.8.2.1, texmath-0.8.2, texmath-0.8.1, texmath-0.8.0.2, texmath-0.8.0.1, texmath-0.8, texmath-0.7.0.2, texmath-0.7.0.1, texmath-0.7, texmath-0.6.6.3, texmath-0.6.6.2, texmath-0.6.6.1, texmath-0.6.6, texmath-0.6.5.2, texmath-0.6.5, texmath-0.6.4, texmath-0.6.3, texmath-0.6.1.5, texmath-0.6.1.4, texmath-0.6.1.3, texmath-0.6.1.2, texmath-0.6.1.1 (constraint from user target requires ==0.6.1) trying: texmath-0.6.1 next goal: xml (dependency of texmath-0.6.1) rejecting: xml-1.3.14, xml-1.3.13, xml-1.3.12, xml-1.3.11, xml-1.3.10, xml-1.3.9, xml-1.3.8, xml-1.3.7, xml-1.3.5, xml-1.3.4, xml-1.3.3, xml-1.3.2, xml-1.3.1, xml-1.2.6 (conflict: texmath => xml<0) Dependency tree exhaustively searched.