Resolving dependencies... cabal: Could not resolve dependencies: [__0] trying: essence-of-live-coding-gloss-example-0.2.5 (user goal) [__1] next goal: essence-of-live-coding (dependency of essence-of-live-coding-gloss-example) [__1] rejecting: essence-of-live-coding-0.2.4 (conflict: essence-of-live-coding-gloss-example => essence-of-live-coding>=0.2.5) [__1] skipping: essence-of-live-coding-0.2.3, essence-of-live-coding-0.2.2, essence-of-live-coding-0.2.1, essence-of-live-coding-0.2.0.1, essence-of-live-coding-0.2.0.0, essence-of-live-coding-0.1.0.3, essence-of-live-coding-0.1.0.2, essence-of-live-coding-0.1.0.1, essence-of-live-coding-0.1.0.0 (has the same characteristics that caused the previous version to fail: excluded by constraint '>=0.2.5' from 'essence-of-live-coding-gloss-example') [__1] fail (backjumping, conflict set: essence-of-live-coding, essence-of-live-coding-gloss-example) After searching the rest of the dependency tree exhaustively, these were the goals I've had most trouble fulfilling: essence-of-live-coding-gloss-example, essence-of-live-coding