UnhandledPromiseRejectionWarning: Error: Invalid schema, expected `mongodb` or `mongodb+srv`
at module.exports (F:\W\bookshelf\node_modules\mongodb\lib\url_parser.js:22:21)
at deprecated (internal/util.js:66:15)
at connect (F:\W\bookshelf\node_modules\mongodb\lib\operations\connect.js:266:3)
at ConnectOperation.execute (F:\W\bookshelf\node_modules\mongodb\lib\operations\connect.js:191:5)
at executeOperation (F:\W\bookshelf\node_modules\mongodb\lib\operations\execute_operation.js:83:26)
at MongoClient.connect (F:\W\bookshelf\node_modules\mongodb\lib\mongo_client.js:216:10)
at Promise (F:\W\bookshelf\node_modules\mongoose\lib\connection.js:632:12)
at new Promise (<anonymous>)
at NativeConnection.Connection.openUri (F:\W\bookshelf\node_modules\mongoose\lib\connection.js:629:19)
at Mongoose.connect (F:\W\bookshelf\node_modules\mongoose\lib\index.js:328:15)
at Object.<anonymous> (F:\W\bookshelf\server\server.js:9:10)
at Module._compile (internal/modules/cjs/loader.js:778:30)
at Object.Module._extensions..js (internal/modules/cjs/loader.js:789:10)
at Module.load (internal/modules/cjs/loader.js:653:32)
at tryModuleLoad (internal/modules/cjs/loader.js:593:12)
at Function.Module._load (internal/modules/cjs/loader.js:585:3)