Answers.Body: <p>Easy fix. Removed all session data which had www-data:www-data ownership.</p>
  
Answers.ContentLicense: CC BY-SA 4.0
Answers.CreationDate: 2024-02-23T14:27:22.290Z
Answers.Text: Could you be a bit more specific about how you solved this? I'm now encountering it on a local DDEV site.
Answers.UserDisplayName: Sandwich
Answers.ContentLicense: CC BY-SA 4.0
Answers.CreationDate: 2020-08-24T18:37:56.227Z
Answers.LastActivityDate: 2020-08-24T18:37:56.227Z
Answers.UserDisplayName: Jim
Body: <p>On my dev box, I have php/nginx running as 'jim'. I've followed the suggestions on permissions in the install docs. (744 since php is running as 'jim')</p>
  <p>I'm getting this error...</p>
  <pre><code>PHP Warning – yii\base\ErrorException
  
  session_start(): open(/var/lib/php/sessions/sess_a693hln410j5992m23otjnc7nf, O_RDWR) failed: Permission denied (13)
  </code></pre>
  <p>and my folder perms look like this...</p>
  <pre><code>-rwxrw-r--   1 jim jim    618 Aug 10 14:21 composer.json
  -rwxrw-r--   1 jim jim 216281 Aug 24 11:29 composer.lock
  drwxrwxr-x   4 jim jim   4096 Aug 18 11:55 config
  -rwxrwxr-x   1 jim jim    655 Jun 23 17:36 craft
  -rw-rw-r--   1 jim jim    330 Jun 23 17:36 craft.bat
  -rw-rw-r--   1 jim jim   1813 Jul 24 15:54 gruntfile.js
  -rw-rw-r--   1 jim jim   1037 Jul  7 18:33 gulpfile.js
  -rw-rw-r--   1 jim jim    982 Jul  2 17:19 layout.html
  drwxrwxr-x   2 jim jim   4096 Aug 17 15:14 logs
  drwxrwxr-x   2 jim jim   4096 Jun 23 17:36 modules
  drwxrwxr-x 683 jim jim  24576 Jul 11 15:28 node_modules
  -rw-rw-r--   1 jim jim    420 Jul 11 15:28 package.json
  -rw-rw-r--   1 jim jim 356363 Jul 11 15:28 package-lock.json
  drwxrwxr--   7 jim jim   4096 Jul 16 08:38 storage
  drwxrwxr-x  12 jim jim   4096 Aug  6 10:07 templates
  drwxrwxr--  56 jim jim   4096 Aug 24 11:29 vendor
  drwxrwxr-x   5 jim jim   4096 Jul 20 23:36 web
  </code></pre>
  <p>I've also tried opening up the following files/directories with 777, but still get the error:
  .env
  composer.json
  composer.lock
  config/license.key
  config/project/*
  storage/*
  vendor/*
  web/cpresources/*</p>
  
Comments.ContentLicense: CC BY-SA 4.0
Comments.CreationDate: 2020-08-24T17:42:35.697Z
Comments.Text: I guess the real question is what perms/ownership should be applied to /var/lib/php/sessions/
Comments.UserDisplayName: Jim
Tags: <installation><permissions><upgrades>
Title: Permission error on session_start() after 3.5 upgrade
ThreadText: # Permission error on session_start() after 3.5 upgrade
  
  (Asked by: username_0 on 2020-08-24)
  
  On my dev box, I have php/nginx running as 'jim'. I've followed the suggestions on permissions in the install docs. (744 since php is running as 'jim')
  
  I'm getting this error...
  
  ```
  PHP Warning – yii\base\ErrorException
  
  session_start(): open(/var/lib/php/sessions/sess_a693hln410j5992m23otjnc7nf, O_RDWR) failed: Permission denied (13)
  
  ```
  
  and my folder perms look like this...
  
  ```
  -rwxrw-r--   1 jim jim    618 Aug 10 14:21 composer.json
  -rwxrw-r--   1 jim jim 216281 Aug 24 11:29 composer.lock
  drwxrwxr-x   4 jim jim   4096 Aug 18 11:55 config
  -rwxrwxr-x   1 jim jim    655 Jun 23 17:36 craft
  -rw-rw-r--   1 jim jim    330 Jun 23 17:36 craft.bat
  -rw-rw-r--   1 jim jim   1813 Jul 24 15:54 gruntfile.js
  -rw-rw-r--   1 jim jim   1037 Jul  7 18:33 gulpfile.js
  -rw-rw-r--   1 jim jim    982 Jul  2 17:19 layout.html
  drwxrwxr-x   2 jim jim   4096 Aug 17 15:14 logs
  drwxrwxr-x   2 jim jim   4096 Jun 23 17:36 modules
  drwxrwxr-x 683 jim jim  24576 Jul 11 15:28 node_modules
  -rw-rw-r--   1 jim jim    420 Jul 11 15:28 package.json
  -rw-rw-r--   1 jim jim 356363 Jul 11 15:28 package-lock.json
  drwxrwxr--   7 jim jim   4096 Jul 16 08:38 storage
  drwxrwxr-x  12 jim jim   4096 Aug  6 10:07 templates
  drwxrwxr--  56 jim jim   4096 Aug 24 11:29 vendor
  drwxrwxr-x   5 jim jim   4096 Jul 20 23:36 web
  
  ```
  
  I've also tried opening up the following files/directories with 777, but still get the error:
  .env
  composer.json
  composer.lock
  config/license.key
  config/project/\*
  storage/\*
  vendor/\*
  web/cpresources/\*
  
  **Tags:** installation, permissions, upgrades
  
  > **Comments:**
  > **username_0**: I guess the real question is what perms/ownership should be applied to /var/lib/php/sessions/  
  
  ---
  
  ## 1 answers
  
  ### Answer by username_0 on 2020-08-24. Score: 1
  
  Easy fix. Removed all session data which had www-data:www-data ownership.
  
  > **Comments:**
  > **username_1**: Could you be a bit more specific about how you solved this? I'm now encountering it on a local DDEV site.  
  
  ---
  
  