Fixing the 'Unable to allocate memory for pool' PHP error message

Find out how to troubleshoot the "Unable to allocate memory for pool" error message in PHP.

This article discusses the "Unable to allocate memory for pool" error message in PHP.

Problem

When you try to view a page running PHP, you receive the following error message:

Unable to allocate memory for pool

Resolution

To resolve this problem, our Support team must adjust APC (Alternative PHP Cache) configuration settings for your account. Please open a support ticket at https://my.hosting.com. In the ticket, please provide the complete text of the error message you receive, as well as a reference to this Knowledge Base article.

More Information

For more information about APC, please visit http://www.php.net/apc.

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