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Unable to install Softaculous or SitePad extensions: POSIX extension is not loaded in PHP

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Danil Dmitrienko
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Applicable to:

  • Plesk 12.5 for Linux
  • Plesk Onyx for Linux

Symptoms

  • Unable to install Softaculous or SitePad Website Builder extensios:

    PLESK_ERROR: Error: Failed to install the extension:
    Executing /usr/local/psa/tmp/module8JzWud/plib/scripts/pre-install.php failed:
    POSIX extension is not loaded in PHP. Please enable it to continue installation

    Or

    PLESK_ERROR: Error: Failed to install the extension:
    Execution of /usr/local/psa/tmp/module8JzWud/plib/scripts/pre-install.php failed with exit code 1 and the output:
    POSIX extension is not loaded in PHP. Please enable it to continue installation

  • The system PHP has no posix extension enabled:

    # php -m | grep posix
    #

Cause

The php-process package that is required for Softaculous Ltd software is not installed on a server.

Resolution

  1. Connect to the server via SSH;

  2. Install the required package:

    # yum install php-process

  3. Verify it is loaded:

    # php -m | grep -i posix
    posix

 

Comments

2 comments

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  • Avatar
    Abraham Joseph (Edited )

    Hi,

     Thank you very much.

    This did the job for me :)

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  • Avatar
    Ivan Postnikov

    @Abraham Joseph

    Hello!
    Glad to hear that.

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