Resolving dependencies...
cabal: Could not resolve dependencies:
trying: yesod-examples-0.9.0.1 (user goal)
trying: yesod-core-1.4.15 (dependency of yesod-examples-0.9.0.1)
trying: monad-control-1.0.0.4 (dependency of yesod-core-1.4.15)
next goal: persistent-template (dependency of yesod-examples-0.9.0.1)
rejecting: persistent-template-2.1.3.6, 2.1.3.4, 2.1.3.3, 2.1.3.1, 2.1.3,
2.1.1, 2.1.0.1, 2.1, 2.0.8, 2.0.7, 2.0.5, 2.0.1.1, 1.3.2.2, 1.3.2.1, 1.3.1.4,
1.3.1.3, 1.3.1.2, 1.3.1.1, 1.3.1, 1.3.0, 1.2.0.6, 1.2.0.5, 1.2.0.4, 1.2.0.3,
1.2.0.2, 1.2.0.1, 1.2.0, 1.1.3.1, 1.1.3, 1.1.2.5, 1.1.2.4, 1.1.2.3, 1.1.2.2,
1.1.2.1, 1.1.2, 1.1.1, 1.1.0, 1.0.0.2, 1.0.0.1, 1.0.0, 0.9.0.2, 0.9.0.1,
0.9.0, 0.8.2, 0.8.1.2, 0.8.1.1, 0.8.1, 0.8.0, 0.7.0 (conflict: yesod-examples
=> persistent-template>=0.6 && <0.7)
rejecting: persistent-template-0.6.3.1 (conflict: monad-control==1.0.0.4,
persistent-template => monad-control>=0.2 && <0.4)
rejecting: persistent-template-0.6.3, 0.6.2, 0.6.1 (conflict:
monad-control==1.0.0.4, persistent-template => monad-control>=0.2 && <0.3)
rejecting: persistent-template-0.5.1, 0.5.0.1, 0.5.0, 2.1.3.5, 2.1.3.2, 2.0.4,
2.0.3.2, 2.0.3.1, 2.0.3, 2.0.2.2, 2.0.2.1, 2.0.2, 2.0.1, 2.0.0.3, 2.0.0.2,
2.0.0.1, 2.0.0 (conflict: yesod-examples => persistent-template>=0.6 && <0.7)
Backjump limit reached (change with --max-backjumps).