Resolving dependencies... cabal: Could not resolve dependencies: trying: blubber-0.0.1 (user goal) trying: gloss-1.9.4.1 (dependency of blubber-0.0.1) trying: GLUT-2.7.0.3 (dependency of gloss-1.9.4.1) trying: OpenGLRaw-2.6.0.0 (dependency of GLUT-2.7.0.3) next goal: OpenGL (dependency of gloss-1.9.4.1) rejecting: OpenGL-2.13.1.0, 2.13.0.0 (conflict: gloss => OpenGL==2.12.*) rejecting: OpenGL-2.12.0.1 (conflict: OpenGLRaw==2.6.0.0, OpenGL => OpenGLRaw>=2.1 && <2.6) rejecting: OpenGL-2.12.0.0 (conflict: OpenGLRaw==2.6.0.0, OpenGL => OpenGLRaw>=2.1 && <2.5) rejecting: OpenGL-2.11.1.0, 2.11.0.0, 2.10.0.2, 2.10.0.1, 2.10.0.0, 2.9.2.0, 2.9.1.0, 2.9.0.0, 2.8.0.0, 2.6.0.1, 2.6.0.0, 2.5.0.0, 2.4.0.2, 2.4.0.1, 2.4.0.0, 2.3.0.0, 2.2.3.1, 2.2.3.0, 2.2.2.0, 2.2.1.1, 2.1 (conflict: gloss => OpenGL==2.12.*) Dependency tree exhaustively searched.