我按照this website上的说明进行操作。我能够使用此命令mix new friends --sup生成Elixir应用程序。
我一直按照this point之前的说明操作，后者在命令提示符下返回了此错误。
en** (EXIT) no process: the process is not alive or there's no process currently associated with the given name, possibly because its application isn't started
:erlang.send(Friends.Repo.Pool, {:"$gen_cast", {:cancel_waiting, #Reference<0.3029264411.997982211.19061>}}, [:noconnect])
(stdlib) gen_server.erl:423: :gen_server.do_send/2
(stdlib) gen_server.erl:234: :gen_server.do_cast/2
(poolboy) c:/xampp/htdocs/devup/friends/deps/poolboy/src/poolboy.erl:58: :poolboy.checkout/3
(db_connection) lib/db_connection/poolboy.ex:41: DBConnection.Poolboy.checkout/2
(db_connection) lib/db_connection.ex:920: DBConnection.checkout/2
(db_connection) lib/db_connection.ex:742: DBConnection.run/3
(db_connection) lib/db_connection.ex:584: DBConnection.prepare_execute/4