Resolving dependencies... cabal: Could not resolve dependencies: next goal: wx (user goal) rejecting: wx-0.92.1.0, 0.92.0.0, 0.91.0.0, 0.90.1.0, 0.90.0.1, 0.90 (global constraint requires ==0.13.2.3) trying: wx-0.13.2.3 trying: base-4.8.1.0/installed-4f7... (dependency of wx-0.13.2.3) trying: wxcore-0.92.1.0 (dependency of wx-0.13.2.3) trying: wx-0.13.2.3:+newbase rejecting: wx-0.13.2.3:+splitbase (conflict: wxcore==0.92.1.0, wx-0.13.2.3:splitbase => wxcore>=0.13.2.3 && <0.90) rejecting: wx-0.13.2.3:-splitbase (conflict: base==4.8.1.0/installed-4f7..., wx-0.13.2.3:splitbase => base<3) Backjump limit reached (change with --max-backjumps).