Answers.Body: <p>It looks like Craft isn't able to connect to your database. I'd double-check the database credentials – you might have them in your <code>config/db.php</code> file, or as <code>CRAFT_DB_</code> variables in your .env file.</p>
  
Answers.ContentLicense: CC BY-SA 4.0
Answers.CreationDate: 2024-09-06T05:33:58.063Z
Answers.Text: Thank you so much, seems my hosting provider had migrated my database, which I had somehow missed.
Answers.UserDisplayName: Brian Pedersen
Answers.ContentLicense: CC BY-SA 4.0
Answers.CreationDate: 2024-09-05T18:52:06.650Z
Answers.LastActivityDate: 2024-09-05T18:52:06.650Z
Answers.UserDisplayName: Mats Mikkel Rummelhoff
Body: <p>We have a site running v3.7 that hasen't been changed in more than a year.</p>
  <p>It has now stopped working, and the server responds with a</p>
  <pre><code>503 craft\web\ServiceUnavailableHttpException
  Yii Framework/2.0.45
  Fatal error: Uncaught yii\web\HeadersAlreadySentException: Headers already sent 
  in /home/spandend/anne-marie.nu/app/vendor/yiisoft/yii2/web/Response.php on line 433. 
  in /home/spandend/anne-marie.nu/app/vendor/yiisoft/yii2/web/Response.php:368 Stack trace: #0 /home/spandend/anne-marie.nu/app/vendor/yiisoft/yii2/web/Response.php(341): yii\web\Response-&gt;sendHeaders() 
  #1 /home/spandend/anne-marie.nu/app/vendor/yiisoft/yii2/web/ErrorHandler.php(136): yii\web\Response-&gt;send() 
  #2 /home/spandend/anne-marie.nu/app/vendor/craftcms/cms/src/web/ErrorHandler.php(192): yii\web\ErrorHandler-&gt;renderException(Object(yii\base\ErrorException)) 
  #3 /home/spandend/anne-marie.nu/app/vendor/yiisoft/yii2/base/ErrorHandler.php(288): craft\web\ErrorHandler-&gt;renderException(Object(yii\base\ErrorException)) 
  #4 [internal function]: yii\base\ErrorHandler-&gt;handleFatalError() 
  #5 {main} thrown in /home/spandend/anne-marie.nu/app/vendor/yiisoft/yii2/web/Response.php on line 368
  </code></pre>
  <p>It seems like it's trying to run an install process.
  <a href="https://i.sstatic.net/ZlO9BZmS.png" rel="nofollow noreferrer"><img src="https://i.sstatic.net/ZlO9BZmS.png" alt="enter image description here" /></a></p>
  <p>Our hosting provider states that they didn't update the servers.</p>
  <p>We're pretty desparate, as we have a business that is depends on that web site.</p>
  <p>Any help appreciated :pray:</p>
  
Tags: <error><server>
Title: 503 Headers already sent
ThreadText: # 503 Headers already sent
  
  (Asked by: username_0 on 2024-09-05)
  
  We have a site running v3.7 that hasen't been changed in more than a year.
  
  It has now stopped working, and the server responds with a
  
  ```
  503 craft\web\ServiceUnavailableHttpException
  Yii Framework/2.0.45
  Fatal error: Uncaught yii\web\HeadersAlreadySentException: Headers already sent 
  in /home/spandend/anne-marie.nu/app/vendor/yiisoft/yii2/web/Response.php on line 433. 
  in /home/spandend/anne-marie.nu/app/vendor/yiisoft/yii2/web/Response.php:368 Stack trace: #0 /home/spandend/anne-marie.nu/app/vendor/yiisoft/yii2/web/Response.php(341): yii\web\Response->sendHeaders() 
  #1 /home/spandend/anne-marie.nu/app/vendor/yiisoft/yii2/web/ErrorHandler.php(136): yii\web\Response->send() 
  #2 /home/spandend/anne-marie.nu/app/vendor/craftcms/cms/src/web/ErrorHandler.php(192): yii\web\ErrorHandler->renderException(Object(yii\base\ErrorException)) 
  #3 /home/spandend/anne-marie.nu/app/vendor/yiisoft/yii2/base/ErrorHandler.php(288): craft\web\ErrorHandler->renderException(Object(yii\base\ErrorException)) 
  #4 [internal function]: yii\base\ErrorHandler->handleFatalError() 
  #5 {main} thrown in /home/spandend/anne-marie.nu/app/vendor/yiisoft/yii2/web/Response.php on line 368
  
  ```
  
  It seems like it's trying to run an install process.
  [![enter image description here](https://i.sstatic.net/ZlO9BZmS.png)](https://i.sstatic.net/ZlO9BZmS.png)
  
  Our hosting provider states that they didn't update the servers.
  
  We're pretty desparate, as we have a business that is depends on that web site.
  
  Any help appreciated :pray:
  
  **Tags:** error, server
  
  
  ---
  
  ## 1 answers
  
  ### Answer by username_1 on 2024-09-05. Score: 0
  
  It looks like Craft isn't able to connect to your database. I'd double-check the database credentials – you might have them in your `config/db.php` file, or as `CRAFT_DB_` variables in your .env file.
  
  > **Comments:**
  > **username_0**: Thank you so much, seems my hosting provider had migrated my database, which I had somehow missed.  
  
  ---
  
  