title: "Warning: Cannot update a component" when creating a user with Firebase react hooks
body: <p>In my React App I want to create a user with Firebase react hooks using <code>createUserWithEmailAndPassword</code> authentication but I get these errors.</p>
  <p><strong>Error 1</strong></p>
  <blockquote>
  <pre><code>POST https://identitytoolkit.googleapis.com/v1/accounts:signUp?key=AIzaSyBXHi4lOwy_psckXilP3B5ar864Hzv82W8 400
  </code></pre>
  </blockquote>
  <p><strong>Error 2</strong></p>
  <blockquote>
  <pre class="lang-none prettyprint-override"><code>react_devtools_backend.js:3973 Warning: Cannot update a component (`BrowserRouter`) while rendering a different component (`Register`).
  To locate the bad setState() call inside `Register`, follow the stack trace as described in https://reactjs.org/link/setstate-in-render
     at Register (http://localhost:3000/static/js/bundle.js:1470:158)
     at Routes (http://localhost:3000/static/js/bundle.js:119933:5)
     at main
     at App
     at Router (http://localhost:3000/static/js/bundle.js:119866:15)
     at BrowserRouter (http://localhost:3000/static/js/bundle.js:118675:5)
  </code></pre>
  </blockquote>
  <p><strong>My code:</strong></p>
  <p>Here is my code:</p>
  <pre class="lang-js prettyprint-override"><code>import React from 'react';
  import { useRef } from 'react';
  import { useCreateUserWithEmailAndPassword } from 'react-firebase-hooks/auth';
  import { useNavigate } from 'react-router-dom';
  import { Button, Form } from 'react-bootstrap';
  // import auth from '../../../../firebase.init.js';
  import './Register.css';
  import auth from '../../../firebase.init';
  
  
  const Register = () =&gt; {
      const [
          createUserWithEmailAndPassword,
          user,
          loading,
          error,
      ] = useCreateUserWithEmailAndPassword(auth);
      // use navigate hooks 
      const navigate = useNavigate();
      // if user is true then go to the home page 
      if (user) {
          navigate('/home');
      }
      // use the useRef() hook 
      const emailRef = useRef('');
      const nameRef = useRef('');
      const passwordRef = useRef('');
  
  
      const handaleLogin = () =&gt; {
          navigate('/login');
      }
  
      const handleRegisterFrom = async (e) =&gt; {
          e.preventDefault();
          const name = nameRef.current.value;
          const email = emailRef.current.value;
          const password = passwordRef.current.value;
          await createUserWithEmailAndPassword(email, password);
          console.log(email, password, name);
      }
      return (
          &lt;div&gt;
              &lt;h1 className=&quot;text-success text-center&quot;&gt; Please Register  &lt;/h1&gt;
              &lt;div className=&quot;register-container login-container container w-50 mx-auto&quot;&gt;
                  &lt;Form onSubmit={handleRegisterFrom}&gt;
                      &lt;Form.Group className=&quot;mb-3&quot; controlId=&quot;formBasicText&quot;&gt;
                          &lt;Form.Label&gt;Name : &lt;/Form.Label&gt;
                          &lt;Form.Control ref={nameRef} type=&quot;text&quot; placeholder=&quot;Name&quot; 
                                   required className='py-2' /&gt;
  
                      &lt;/Form.Group&gt;
                      &lt;Form.Group className=&quot;mb-3&quot; controlId=&quot;formBasicEmail&quot;&gt;
                          &lt;Form.Label&gt;Email address&lt;/Form.Label&gt;
                          &lt;Form.Control ref={emailRef} type=&quot;email&quot; placeholder=&quot;Enter 
                             email&quot; required className='py-2' /&gt;
                          &lt;Form.Text className=&quot;text-muted&quot;&gt;
                              We'll never share your email with anyone else.
                          &lt;/Form.Text&gt;
                      &lt;/Form.Group&gt;
  
                      &lt;Form.Group className=&quot;mb-3&quot; controlId=&quot;formBasicPassword&quot;&gt;
                          &lt;Form.Label&gt;Password&lt;/Form.Label&gt;
                          &lt;Form.Control ref={passwordRef} type=&quot;password&quot; 
                                 placeholder=&quot;Password&quot; required className='py-2' /&gt;
                      &lt;/Form.Group&gt;
                      &lt;Form.Group className=&quot;mb-3&quot; controlId=&quot;formBasicCheckbox&quot;&gt;
                          &lt;Form.Check type=&quot;checkbox&quot; label=&quot;Agree with terms and 
                                     conditions&quot;/&gt;
                      &lt;/Form.Group&gt;
                      &lt;Button variant=&quot;primary&quot; type=&quot;submit&quot;&gt;
                          Register
                      &lt;/Button&gt;
                  &lt;/Form&gt;
                  &lt;p className='register-text'&gt;Already Have An Account  &lt;span 
                     className='text-success register' onClick={handaleLogin}&gt; Please 
                      Login&lt;/span&gt; &lt;/p&gt;
              &lt;/div&gt;
          &lt;/div&gt;
      );
  };
  
  export default Register; 
  </code></pre>
  <p>How can I fix this?</p>