(node:17912) DeprecationWarning: current URL string parser is deprecated, and will be removed in a future version. To use the new parser, pass option { useNewUrlParser: true } to MongoClient.connect.
(node:17912) [MONGODB DRIVER] Warning: Current Server Discovery and Monitoring engine is deprecated, and will be removed in a future version. To use the new Server Discover and
Monitoring engine, pass option { useUnifiedTopology: true } to the MongoClient constructor.
(node:17912) UnhandledPromiseRejectionWarning: MongoNetworkError: failed to connect to server [ds245548.mlab.com:45548] on first connect [MongoNetworkTimeoutError: connection timed out
at connectionFailureError (C:\Users\computer world\Desktop\New folder\ecommerce-with-integrated-payment-gateway\node_modules\mongodb\lib\core\connection\connect.js:345:14)
at Socket. (C:\Users\computer world\Desktop\New folder\ecommerce-with-integrated-payment-gateway\node_modules\mongodb\lib\core\connection\connect.js:313:16)
at Object.onceWrapper (events.js:421:28)
at Socket.emit (events.js:315:20)
at Socket._onTimeout (net.js:482:8)
at listOnTimeout (internal/timers.js:549:17)
at processTimers (internal/timers.js:492:7)]
at Pool. (C:\Users\computer world\Desktop\New folder\ecommerce-with-integrated-payment-gateway\node_modules\mongodb\lib\core\topologies\server.js:441:11)
at Pool.emit (events.js:315:20)
at C:\Users\computer world\Desktop\New folder\ecommerce-with-integrated-payment-gateway\node_modules\mongodb\lib\core\connection\pool.js:564:14
at C:\Users\computer world\Desktop\New folder\ecommerce-with-integrated-payment-gateway\node_modules\mongodb\lib\core\connection\pool.js:999:11
at C:\Users\computer world\Desktop\New folder\ecommerce-with-integrated-payment-gateway\node_modules\mongodb\lib\core\connection\connect.js:32:7
at callback (C:\Users\computer world\Desktop\New folder\ecommerce-with-integrated-payment-gateway\node_modules\mongodb\lib\core\connection\connect.js:283:5)
at Socket. (C:\Users\computer world\Desktop\New folder\ecommerce-with-integrated-payment-gateway\node_modules\mongodb\lib\core\connection\connect.js:313:7)
at Object.onceWrapper (events.js:421:28)
at Socket.emit (events.js:315:20)
at Socket._onTimeout (net.js:482:8)
at listOnTimeout (internal/timers.js:549:17)
at processTimers (internal/timers.js:492:7)
(node:17912) UnhandledPromiseRejectionWarning: Unhandled promise rejection. This error originated either by throwing inside of an async function without a catch block, or by rejecting a promise which was not handled with .catch(). To terminate the node process on unhandled promise rejection, use the CLI flag --unhandled-rejections=strict (see https://nodejs.org/api/cli.html#cli_unhandled_rejections_mode). (rejection id: 1)
(node:17912) [DEP0018] DeprecationWarning: Unhandled promise rejections are deprecated. In the future, promise rejections that are not handled will terminate the Node.js process with a non-zero exit code.