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Editorial Team
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Asked: 2026-05-26T05:19:32+00:00

Would anyone know why my pcntl_exec is undefined? I have php 5.2.14 – the

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Would anyone know why my pcntl_exec is undefined? I have php 5.2.14 – the manual says it should be defined in php5. I need an alternative to exec as my hosting provider recently locked-down these: exec, passthru, shell_exec, system, proc_open, popen, curl_multi_exec

I got the list from: ini_get("disable_functions"). I see no reason for it to be undefined.

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1 Answer

  1. Editorial Team

    Just read the installation instructions

    Process Control support in PHP is not enabled by default. You have to compile the CGI or CLI version of PHP with –enable-pcntl configuration option when compiling PHP to enable Process Control support.

    and

    Note:

    Currently, this module will not function on non-Unix platforms (Windows).

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