我希望有人能帮我找出我做错了什么。我在一个React组件AddProject中有一些代码，看起来像这样。

import React, { useState, useContext } from "react";
import "./addproject.css";
import UserContext from "../../UserContext";
import saveProject from '../../features/saveProject';

function AddProject() {

    const handleSaveProject = () => {

        const projectData = {

        [userEmail]: {
            clientName: clientName,
            clientEmail: clientEmail,
            stages: stages,
        }
    }

    console.log(userEmail, projectData);

    saveProject(projectData)
//etc

我还有另一个组件/方法saveProject，我想向它传递一些 prop ，并使用Axios发出发布请求。

import React, { useState } from "react";
import axios from "axios";

const saveProject = (projectData) => {

    const handleSubmit = (event) => {

        event.preventDefault();

        axios

            .post("[http://localhost:4000/users](http://localhost:4000/users)", projectData)
            .then((res) => console.log(res))
            .catch((err) => console.error(err));

    };

    return (null);
};

export default saveProject;

我一直收到这个错误，告诉我它不是一个函数。我尝试将import语句更改为{saveProject}并改为export const，但没有帮助。ChatGPT也无法解决这个问题。有什么想法吗？

2AddProject.jsx:86 Uncaught TypeError: _features_saveProject__WEBPACK_IMPORTED_MODULE_3___default(...) is not a function
at handleSaveProject (AddProject.jsx:86:1)
at HTMLUnknownElement.callCallback (react-dom.development.js:3945:1)
at Object.invokeGuardedCallbackDev (react-dom.development.js:3994:1)
at invokeGuardedCallback (react-dom.development.js:4056:1)
at invokeGuardedCallbackAndCatchFirstError (react-dom.development.js:4070:1)
at executeDispatch (react-dom.development.js:8243:1)
at processDispatchQueueItemsInOrder (react-dom.development.js:8275:1)
at processDispatchQueue (react-dom.development.js:8288:1)
at dispatchEventsForPlugins (react-dom.development.js:8299:1)
at react-dom.development.js:8508:1