Rocket.Chat/server/startup/migrations/v122.js

import { Migrations } from '../../../app/migrations';
import { Subscriptions } from '../../../app/models';

Migrations.add({
	version: 122,
	up() {
		Subscriptions.tryDropIndex('u._id_1_name_1_t_1_code_1');
		console.log('Fixing ChatSubscription u._id_1_name_1_t_1_code_1');
	},
});