Resolving dependencies...
cabal: Could not resolve dependencies:
next goal: yesod-text-markdown (user goal)
rejecting: yesod-text-markdown-0.1.7, 0.1.6, 0.1.5, 0.1.4, 0.1.3, 0.1.2, 0.1.1
(global constraint requires ==0.1.0.0)
trying: yesod-text-markdown-0.1.0.0
trying: hamlet-1.2.0 (dependency of yesod-text-markdown-0.1.0.0)
trying: shakespeare-2.0.5 (dependency of hamlet-1.2.0)
trying: transformers-0.3.0.0/installed-16a... (dependency of
shakespeare-2.0.5)
trying: exceptions-0.8.0.2 (dependency of shakespeare-2.0.5)
trying: transformers-compat-0.4.0.4 (dependency of exceptions-0.8.0.2)
trying: transformers-compat-0.4.0.4:-two
rejecting: transformers-compat-0.4.0.4:-three (conflict:
transformers==0.3.0.0/installed-16a..., transformers-compat-0.4.0.4:three =>
transformers>=0.4.1 && <0.5)
rejecting: transformers-compat-0.4.0.4:+three (manual flag can only be changed
explicitly)
Backjump limit reached (change with --max-backjumps).