Resolving dependencies... Downloading mkbndl-0.2.1... Configuring mkbndl-0.2.1... Building mkbndl-0.2.1... Preprocessing executable 'mkbndl' for mkbndl-0.2.1... Main.hs:1:1: Ambiguous module name `Prelude': it was found in multiple packages: base haskell98-2.0.0.2 Failed to install mkbndl-0.2.1 cabal: Error: some packages failed to install: mkbndl-0.2.1 failed during the building phase. The exception was: ExitFailure 1