Client disconnected [See for more]

Hello! I decided to get into my bot’s project to work on some commands and I got something that really annoyed me and I don’t know how to fix. Even with the help of Google.

(node:2762) UnhandledPromiseRejectionWarning: Error: Client network socket disconnected before secure TLS connection was established
    at TLSSocket.onConnectEnd (_tls_wrap.js:1088:19)
    at Object.onceWrapper (events.js:277:13)
    at TLSSocket.emit (events.js:194:15)
    at endReadableNT (_stream_readable.js:1125:12)
    at process._tickCallback (internal/process/next_tick.js:63:19)
(node:2762) 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(). (rejection id: 1)
(node:2762) [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.

Project Name: t-moderator-bot
If you could help it would be really appreaciated and useful.

Thanks in advance,

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Your project is set to private

I know @MrDiamond64, this part is only for the support staff.
Also, @glitch_support because I forgot that.