{"id":13801,"date":"2024-08-27T10:50:11","date_gmt":"2024-08-27T10:50:11","guid":{"rendered":"https:\/\/truehost.com\/support\/?post_type=docs&#038;p=13801"},"modified":"2024-08-27T11:31:32","modified_gmt":"2024-08-27T11:31:32","password":"","slug":"how-to-resolve-error-message-local-variable-post_max_size-referenced-before-assignment-on-cyberpanel","status":"publish","type":"docs","link":"https:\/\/truehost.com\/support\/knowledge-base\/how-to-resolve-error-message-local-variable-post_max_size-referenced-before-assignment-on-cyberpanel\/","title":{"rendered":"How to resolve Error message: local variable &#8216;post_max_size&#8217; referenced before assignment on Cyberpanel."},"content":{"rendered":"\n<p><\/p>\n\n\n\n<p>Depending on your version, CyberPanel may not come with PHP 8.1, 8.2, 8.3 preinstalled. This can cause some distress, especially when dependencies use that PHP version.<\/p>\n\n\n\n<p><\/p>\n\n\n\n<p>This guide will look at how to install this PHP version.<\/p>\n\n\n\n<p><\/p>\n\n\n\n<p>For example, when you try to edit PHP configs for this version 8.3, you may see this error:<\/p>\n\n\n\n<p><\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"877\" height=\"359\" src=\"https:\/\/truehost.com\/support\/wp-content\/uploads\/2024\/08\/image-9.png\" alt=\"\" class=\"wp-image-13802\" srcset=\"https:\/\/truehost.com\/support\/wp-content\/uploads\/2024\/08\/image-9.png 877w, https:\/\/truehost.com\/support\/wp-content\/uploads\/2024\/08\/image-9-300x123.png 300w, https:\/\/truehost.com\/support\/wp-content\/uploads\/2024\/08\/image-9-768x314.png 768w\" sizes=\"auto, (max-width: 877px) 100vw, 877px\" \/><\/figure>\n\n\n\n<p>This Indicates that the config file for this version is not available.<\/p>\n\n\n\n<p><\/p>\n\n\n\n<p>Login to your server via SSH<\/p>\n\n\n\n<p>In my case <\/p>\n\n\n\n<p><code>ssh root@srv.lintsawa.com <\/code><\/p>\n\n\n\n<p>Install php8.3 on ubuntu<\/p>\n\n\n\n<p><code>apt-get install lsphp83* -y<\/code><\/p>\n\n\n\n<figure class=\"wp-block-image size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"829\" height=\"120\" src=\"https:\/\/truehost.com\/support\/wp-content\/uploads\/2024\/08\/image-10.png\" alt=\"\" class=\"wp-image-13803\" style=\"width:838px;height:auto\" srcset=\"https:\/\/truehost.com\/support\/wp-content\/uploads\/2024\/08\/image-10.png 829w, https:\/\/truehost.com\/support\/wp-content\/uploads\/2024\/08\/image-10-300x43.png 300w, https:\/\/truehost.com\/support\/wp-content\/uploads\/2024\/08\/image-10-768x111.png 768w\" sizes=\"auto, (max-width: 829px) 100vw, 829px\" \/><\/figure>\n\n\n\n<p><\/p>\n\n\n\n<p>For CentOS\/Alma\/Rocky:<\/p>\n\n\n\n<p><code>dnf install lsphp83*<\/code><br>After installing, restart the server.<\/p>\n\n\n\n<p><code>service lsws reload<\/code><br>Check if the PHP 8.3 configs are available.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"847\" height=\"465\" src=\"https:\/\/truehost.com\/support\/wp-content\/uploads\/2024\/08\/image-11.png\" alt=\"\" class=\"wp-image-13804\" srcset=\"https:\/\/truehost.com\/support\/wp-content\/uploads\/2024\/08\/image-11.png 847w, https:\/\/truehost.com\/support\/wp-content\/uploads\/2024\/08\/image-11-300x165.png 300w, https:\/\/truehost.com\/support\/wp-content\/uploads\/2024\/08\/image-11-768x422.png 768w\" sizes=\"auto, (max-width: 847px) 100vw, 847px\" \/><\/figure>\n\n\n\n<p><\/p>\n\n\n\n<p>Now PHP 8.3 has been installed on our server.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Depending on your version, CyberPanel may not come with PHP 8.1, 8.2, 8.3 preinstalled. This can cause some distress, especially when dependencies use that PHP version. This guide will look at how to install this PHP version. For example, when you try to edit PHP configs for this version 8.3, you may see this error: [&hellip;]<\/p>\n","protected":false},"author":24,"featured_media":0,"comment_status":"open","ping_status":"closed","template":"","meta":{"_eb_attr":"","_exactmetrics_skip_tracking":false,"_exactmetrics_sitenote_active":false,"_exactmetrics_sitenote_note":"","_exactmetrics_sitenote_category":0,"footnotes":""},"doc_category":[2121],"doc_tag":[],"class_list":["post-13801","docs","type-docs","status-publish","hentry","doc_category-cyberpanel"],"year_month":"2026-07","word_count":114,"total_views":0,"reactions":{"happy":0,"normal":0,"sad":0},"author_info":{"name":"Kibera","author_nicename":"dan-k","author_url":"https:\/\/truehost.com\/support\/author\/dan-k\/"},"doc_category_info":[{"term_name":"Cyberpanel","term_url":"https:\/\/truehost.com\/support\/docs-category\/cyberpanel\/"}],"doc_tag_info":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.0 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>How to resolve Error message: local variable &#039;post_max_size&#039; referenced before assignment on Cyberpanel. -<\/title>\n<meta name=\"description\" content=\"Depending on your version, CyberPanel may not come with PHP 8.1, 8.2, 8.3 preinstalled. 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