Answers.Body: <p>I fixed it! Just renamed <code>cpresources</code> folder to <code>cpresources2</code> (could also have deleted it, I suppose), cleared my cache, and now I can log in.</p>
  
Answers.ContentLicense: CC BY-SA 4.0
Answers.CreationDate: 2018-12-06T00:10:14.283Z
Answers.LastActivityDate: 2018-12-06T00:10:14.283Z
Answers.UserDisplayName: Jon Weedin
Body: <p>When I try to login to my admin area, I get this error:
  HTTP 400 - Bad Request - yii/web/BadRequestHttpException
  Unable to verify your data submission.</p>
  
  <p>The login button stays faded out, but it usually turns red once I type in the username/password. Front-end of the site is working just fine.</p>
  
  <p>I've tried clearing my cache/cookies and using a completely different browser/computer, but it's still giving me that error.</p>
  
  <p>Stack trace:</p>
  
  <pre><code>2018-12-04 11:43:49 [-][-][hms8j39h5es918dp04hkjcmjs1][error][yii\web\HttpException:400] yii\web\BadRequestHttpException: Unable to verify your data submission. in /vendor/yiisoft/yii2/web/Controller.php:166
  Stack trace:
  #0 /vendor/craftcms/cms/src/web/Controller.php(83): yii\web\Controller-&gt;beforeAction(Object(yii\base\InlineAction))
  #1 /vendor/yiisoft/yii2/base/Controller.php(155): craft\web\Controller-&gt;beforeAction(Object(yii\base\InlineAction))
  #2 /vendor/craftcms/cms/src/web/Controller.php(104): yii\base\Controller-&gt;runAction('login', Array)
  #3 /vendor/yiisoft/yii2/base/Module.php(528): craft\web\Controller-&gt;runAction('login', Array)
  #4 /vendor/craftcms/cms/src/web/Application.php(282): yii\base\Module-&gt;runAction('users/login', Array)
  #5 /vendor/craftcms/cms/src/web/Application.php(542): craft\web\Application-&gt;runAction('users/login', Array)
  #6 /vendor/craftcms/cms/src/web/Application.php(266): craft\web\Application-&gt;_processActionRequest(Object(craft\web\Request))
  #7 /vendor/yiisoft/yii2/base/Application.php(386): craft\web\Application-&gt;handleRequest(Object(craft\web\Request))
  #8 /index.php(21): yii\base\Application-&gt;run()
  #9 {main}
  </code></pre>
  
Tags: <craft3>
Title: 400 error on login
ThreadText: # 400 error on login
  
  (Asked by: username_0 on 2018-12-04)
  
  When I try to login to my admin area, I get this error:
  HTTP 400 - Bad Request - yii/web/BadRequestHttpException
  Unable to verify your data submission.
  
  The login button stays faded out, but it usually turns red once I type in the username/password. Front-end of the site is working just fine.
  
  I've tried clearing my cache/cookies and using a completely different browser/computer, but it's still giving me that error.
  
  Stack trace:
  
  ```
  2018-12-04 11:43:49 [-][-][hms8j39h5es918dp04hkjcmjs1][error][yii\web\HttpException:400] yii\web\BadRequestHttpException: Unable to verify your data submission. in /vendor/yiisoft/yii2/web/Controller.php:166
  Stack trace:
  #0 /vendor/craftcms/cms/src/web/Controller.php(83): yii\web\Controller->beforeAction(Object(yii\base\InlineAction))
  #1 /vendor/yiisoft/yii2/base/Controller.php(155): craft\web\Controller->beforeAction(Object(yii\base\InlineAction))
  #2 /vendor/craftcms/cms/src/web/Controller.php(104): yii\base\Controller->runAction('login', Array)
  #3 /vendor/yiisoft/yii2/base/Module.php(528): craft\web\Controller->runAction('login', Array)
  #4 /vendor/craftcms/cms/src/web/Application.php(282): yii\base\Module->runAction('users/login', Array)
  #5 /vendor/craftcms/cms/src/web/Application.php(542): craft\web\Application->runAction('users/login', Array)
  #6 /vendor/craftcms/cms/src/web/Application.php(266): craft\web\Application->_processActionRequest(Object(craft\web\Request))
  #7 /vendor/yiisoft/yii2/base/Application.php(386): craft\web\Application->handleRequest(Object(craft\web\Request))
  #8 /index.php(21): yii\base\Application->run()
  #9 {main}
  
  ```
  
  **Tags:** craft3
  
  
  ---
  
  ## 1 answers
  
  ### Answer by username_0 on 2018-12-06. Score: 1 | Accepted answer
  
  I fixed it! Just renamed `cpresources` folder to `cpresources2` (could also have deleted it, I suppose), cleared my cache, and now I can log in.
  
  
  ---
  
  