{"id":1237,"date":"2024-02-13T10:43:03","date_gmt":"2024-02-13T10:43:03","guid":{"rendered":"https:\/\/www.ucartz.com\/blog\/?p=1237"},"modified":"2025-05-26T09:36:27","modified_gmt":"2025-05-26T09:36:27","slug":"whmcs-manual-upgrade-errors-a-troubleshooting-guide","status":"publish","type":"post","link":"https:\/\/www.ucartz.com\/blog\/whmcs-manual-upgrade-errors-a-troubleshooting-guide\/","title":{"rendered":"WHMCS Manual Upgrade Errors: A Troubleshooting Guide"},"content":{"rendered":"\n
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Upgrading software can be daunting, and WHMCS manual upgrades are no exception.
This guide equips you with the knowledge to tackle three common errors and emerge victorious.<\/p>\n\n\n\n

1. Allowed memory size exhausted |Resolved<\/strong><\/h2>\n\n\n\n

The error message you’re encountering indicates that the PHP script has exhausted the memory limit allocated to it. This can happen when a script tries to allocate more memory than the limit set in the PHP configuration.<\/p>\n\n\n\n

Fixing Error:<\/strong> – allowed memory size of 33554432 bytes exhausted (tried to allocate 8192 bytes) in \/path\/to\/whmcs\/vendor\/whmcs\/whmcs-foundation\/lib\/Installer\/Update\/Updater.php on line 0 in WHMCS.<\/em><\/p>\n\n\n\n

One solution<\/strong> is to increase PHP’s memory limit<\/strong>. You can do this by editing the php.ini file or adding a directive to increase the memory limit in your PHP script.<\/p>\n\n\n\n

memory_limit = 128M<\/p>\n\n\n\n

Or you can change it by,<\/p>\n\n\n\n

Go to Select PHP Version<\/strong>-> Options, and <\/strong>change the memory_limit to 128M.<\/p>\n\n\n\n

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2. ionCube Loader extension | Resolved<\/strong><\/h2>\n\n\n\n

<\/p>\n\n\n\n

The error message you’re encountering indicates that your PHP script requires the ionCube Loader extension to be installed and enabled. IonCube Loader<\/strong> is a PHP extension used to decode files encoded with the ionCube PHP Encoder.<\/p>\n\n\n\n

Fixing Error:<\/strong> Script error: the inCube Loader for PHP needs to be installed.<\/em><\/p>\n\n\n\n

To resolve this issue<\/strong>, follow these steps to install and enable the ionCube Loader extension:<\/p>\n\n\n\n

    \n
  1. Download the ionCube Loader:<\/strong> Visit the ionCube Loader download page at get-loader.ioncube.com<\/a>. Choose the appropriate version of ionCube Loader for your PHP version and operating system.<\/li>\n\n\n\n
  2. Extract the Files:<\/strong> Extract the downloaded ionCube Loader files to a directory on your server.<\/li>\n\n\n\n
  3. Enable ionCube Loader:<\/strong> Depending on your server setup, you may need to enable ionCube Loader in your PHP configuration.<\/li>\n<\/ol>\n\n\n\n