# Setup configure Resolving dependencies... Configuring mylib-0.1.0.0... # Setup build Preprocessing library for mylib-0.1.0.0.. Building library instantiated with Database = for mylib-0.1.0.0.. # Setup haddock Preprocessing library for mylib-0.1.0.0.. Running Haddock on library instantiated with Database = for mylib-0.1.0.0.. Documentation created: ../setup-external.cabal.dist/work/mylib/dist/doc/html/mylib/index.html # Setup copy Installing library in # Setup register Registering library instantiated with Database = for mylib-0.1.0.0.. # Setup configure Resolving dependencies... Configuring mysql-0.1.0.0... # Setup build Preprocessing library for mysql-0.1.0.0.. Building library for mysql-0.1.0.0.. # Setup haddock Preprocessing library for mysql-0.1.0.0.. Running Haddock on library for mysql-0.1.0.0.. Documentation created: ../setup-external.cabal.dist/work/mysql/dist/doc/html/mysql/index.html # Setup copy Installing library in # Setup register Registering library for mysql-0.1.0.0.. # Setup configure Resolving dependencies... Configuring postgresql-0.1.0.0... # Setup build Preprocessing library for postgresql-0.1.0.0.. Building library for postgresql-0.1.0.0.. # Setup haddock Preprocessing library for postgresql-0.1.0.0.. Running Haddock on library for postgresql-0.1.0.0.. Documentation created: ../setup-external.cabal.dist/work/postgresql/dist/doc/html/postgresql/index.html # Setup copy Installing library in # Setup register Registering library for postgresql-0.1.0.0.. # Setup configure Resolving dependencies... Configuring mylib-0.1.0.0... # Setup build Preprocessing library for mylib-0.1.0.0.. Building library instantiated with Database = mysql-0.1.0.0:Database.MySQL for mylib-0.1.0.0.. # Setup haddock Preprocessing library for mylib-0.1.0.0.. Running Haddock on library instantiated with Database = mysql-0.1.0.0:Database.MySQL for mylib-0.1.0.0.. Documentation created: ../setup-external.cabal.dist/work/mylib/dist/doc/html/mylib/index.html # Setup copy Installing library in # Setup register Registering library instantiated with Database = mysql-0.1.0.0:Database.MySQL for mylib-0.1.0.0.. # Setup configure Resolving dependencies... Configuring mylib-0.1.0.0... # Setup build Preprocessing library for mylib-0.1.0.0.. Building library instantiated with Database = postgresql-0.1.0.0:Database.PostgreSQL for mylib-0.1.0.0.. # Setup haddock Preprocessing library for mylib-0.1.0.0.. Running Haddock on library instantiated with Database = postgresql-0.1.0.0:Database.PostgreSQL for mylib-0.1.0.0.. Documentation created: ../setup-external.cabal.dist/work/mylib/dist/doc/html/mylib/index.html # Setup copy Installing library in # Setup register Registering library instantiated with Database = postgresql-0.1.0.0:Database.PostgreSQL for mylib-0.1.0.0.. # Setup configure Resolving dependencies... Configuring src-0.1.0.0... # Setup build Preprocessing library for src-0.1.0.0.. Building library for src-0.1.0.0.. # Setup haddock Preprocessing library for src-0.1.0.0.. Running Haddock on library for src-0.1.0.0.. Documentation created: ../setup-external.cabal.dist/work/src/dist/doc/html/src/index.html # Setup copy Installing library in # Setup register Registering library for src-0.1.0.0.. # Setup configure Resolving dependencies... Warning: solver failed to find a solution: Could not resolve dependencies: trying: exe-0.1.0.0 (user goal) next goal: src (dependency of exe) rejecting: src-/installed-... (conflict: src => mylib==0.1.0.0/installed-0.1..., src => mylib==0.1.0.0/installed-0.1...) fail (backjumping, conflict set: exe, src) After searching the rest of the dependency tree exhaustively, these were the goals I've had most trouble fulfilling: exe (2), src (2) Trying configure anyway. Configuring exe-0.1.0.0... # Setup build Preprocessing executable 'exe' for exe-0.1.0.0.. Building executable 'exe' for exe-0.1.0.0.. # Setup haddock Warning: No documentation was generated as this package does not contain a library. Perhaps you want to use the --executables, --tests, --benchmarks or --foreign-libraries flags. # Setup copy Installing executable exe in Warning: The directory /setup-external.cabal.dist/usr/bin is not in the system search path. # Setup register Package contains no library to register: exe-0.1.0.0... # exe "minemysql minepostgresql"