以下是process.nextTick(function() { throw err; });
^
Error: Callback was already called.
at node_modules/acl/node_modules/async/lib/async.js:43:36
at node_modules/acl/node_modules/async/lib/async.js:694:17
at node_modules/acl/node_modules/async/lib/async.js:173:37
at node_modules/acl/lib/mongodb-backend.js:134:18
at handleCallback (node_modules/mongodb/lib/utils.js:95:12)
at node_modules/mongodb/lib/db.js:845:28
at handleCallback (node_modules/mongodb/lib/utils.js:95:12)
at node_modules/mongodb/lib/db.js:1538:5
at handleCallback (node_modules/mongodb/lib/utils.js:95:12)
at node_modules/mongodb/lib/db.js:273:5
at node_modules/mongodb/node_modules/mongodb-core/lib/topologies/server.js:756:13
。我已根据需要安装了SUBSYSTEM=="usb", ATTR{idVendor}=="1bbb", ATTR{idProduct}=="0167", MODE="0666", GROUP="plugdev", OWNER="port443"。我在database.yml中创建了用户名和密码。
我在运行postgresql时遇到以下错误：
database.yml这是我的迁移文件
rake db:migrate