Body: <p>Has anyone experience this error when running 'composer install' command via C-Panel Terminal?</p>
  <p>&quot;The Process class relies on proc_open, which is not available on your PHP installation&quot;</p>
  <p><a href="https://i.sstatic.net/cr7ej.png" rel="nofollow noreferrer"><img src="https://i.sstatic.net/cr7ej.png" alt="terminal error message" /></a></p>
  
Comments.ContentLicense: CC BY-SA 4.0
Comments.CreationDate: 2021-11-18T12:29:10.347Z
Comments.Text: See: https://craftcms.stackexchange.com/a/28615/526
Comments.UserDisplayName: dmatthams
Comments.ContentLicense: CC BY-SA 4.0
Comments.CreationDate: 2021-11-18T19:33:38.157Z
Comments.Text: Does this answer your question? [proc\_open() has been disabled for security reasons](https://craftcms.stackexchange.com/questions/28604/proc-open-has-been-disabled-for-security-reasons)
Comments.UserDisplayName: Brad Bell
Tags: <php><install>
Title: Error: "The Process class relies on proc_open, which is not available on your PHP installation"
ThreadText: # Error: "The Process class relies on proc_open, which is not available on your PHP installation"
  
  (Asked by: username_0 on 2021-11-18)
  
  Has anyone experience this error when running 'composer install' command via C-Panel Terminal?
  
  "The Process class relies on proc\_open, which is not available on your PHP installation"
  
  [![terminal error message](https://i.sstatic.net/cr7ej.png)](https://i.sstatic.net/cr7ej.png)
  
  **Tags:** php, install
  
  > **Comments:**
  > **username_1**: See: https://craftcms.stackexchange.com/a/28615/526  
  > **username_2**: Does this answer your question? [proc\_open() has been disabled for security reasons](https://craftcms.stackexchange.com/questions/28604/proc-open-has-been-disabled-for-security-reasons)  
  
  ---
  
  ## 0 answers
  
  