findOne.cache is not a function about recachegoose HOT 5 CLOSED

import mongoose, { Schema, Document } from 'mongoose';

import { createModel } from '../utils/mongoose-utils';
import IPerson from '../interfaces/IPerson';

interface IPersonDB extends IPerson, Document { }

const personSchema = new Schema({
    name: {
        type: String,
        required: true
    },
    title: {
        type: String
    },
    language: {
        type: String,
        default: 'en',
        lowercase: true
    },
    mobile: {
        type: String,
        unique: true,
        sparse: true,
        lowercase: true,
        trim: true,
        index: true,
        set: value => (value === '' ? undefined : value)
    },
    email: {
        type: String,
        unique: true,
        sparse: true,
        lowercase: true,
        trim: true,
        index: true,
        set: value => (value === '' ? undefined : value)
    },
    timezone: String
}, {
    timestamps: true
});

});

export default createModel<IPersonDB>('Person', personSchema);

function createModel<T extends Document> (schemaName: string, schema: Schema): Model<T> {
    let model = mongoose.connection.models[schemaName];
    if (!model) {
        model = mongoose.model(schemaName, schema);
    }
    return model;
}