<p dir="auto">After recent changes to Process (seems like today's changes), getting the following error when firing off a Process command that runs <code class="notranslate">php composer.phar dump-autoload --optimize</code></p>
<div class="snippet-clipboard-content notranslate position-relative overflow-auto" data-snippet-clipboard-copy-content="proc_close(): 219 is not a valid process resource"><pre class="notranslate"><code class="notranslate">proc_close(): 219 is not a valid process resource
</code></pre></div>
<p dir="auto">Hello,<br>
after the recent merge to 2.3 of symfony/process all my servers are returning this error:</p>
<div class="snippet-clipboard-content notranslate position-relative overflow-auto" data-snippet-clipboard-copy-content="proc_close(): 356 is not a valid process resource"><pre class="notranslate"><code class="notranslate">proc_close(): 356 is not a valid process resource
</code></pre></div>
<p dir="auto">Note: the number changes depending on the environment.</p>
<p dir="auto">Any idea? I'm pretty sure that every Laravel 4 installation is broken right now</p>