{"id":5747,"date":"2022-01-24T07:56:23","date_gmt":"2022-01-24T13:56:23","guid":{"rendered":"https:\/\/www.knownhost.com\/kb\/?p=5747"},"modified":"2022-08-23T09:31:49","modified_gmt":"2022-08-23T14:31:49","slug":"smtp-error-452","status":"publish","type":"post","link":"https:\/\/www.knownhost.com\/kb\/smtp-error-452\/","title":{"rendered":"SMTP Error 452"},"content":{"rendered":"<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_83 ez-toc-wrap-right counter-hierarchy ez-toc-counter ez-toc-custom ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">Table of Contents<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"Toggle Table of Content\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Toggle<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #212121;color:#212121\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewBox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #212121;color:#212121\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewBox=\"0 0 24 24\" version=\"1.2\" baseProfile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1 eztoc-toggle-hide-by-default' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/www.knownhost.com\/kb\/smtp-error-452\/#what_does_this_mean\" >What does this mean?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/www.knownhost.com\/kb\/smtp-error-452\/#how_to_fix_smtp_error_452\" >How to fix SMTP Error 452?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/www.knownhost.com\/kb\/smtp-error-452\/#smtp_error_452_examples\" >SMTP Error 452 Examples<\/a><\/li><\/ul><\/nav><\/div>\n\n<p><strong>Description<\/strong>: Requested action not taken: insufficient system storage.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"what_does_this_mean\"><\/span>What does this mean?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>Your mail server is &#8216;overloaded&#8217;. This could be caused by too many messages attempting to send at once, the server being out of memory or storage space.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"how_to_fix_smtp_error_452\"><\/span>How to fix SMTP Error 452?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>Review your current mail queue and log to ensure adequate sending rate. You&#8217;ll also want to check your server&#8217;s disk space\/storage space as well as it&#8217;s free memory available.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"smtp_error_452_examples\"><\/span>SMTP Error 452 Examples<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<pre class=\"wp-block-code\"><code>452 Out of memory<\/code><\/pre>\n","protected":false},"excerpt":{"rendered":"<p>Description: Requested action not taken: insufficient system storage. What does this mean? Your mail server is &#8216;overloaded&#8217;. This could be caused by too many messages attempting to send at once, the server being out of memory or storage space. How to fix SMTP Error 452? Review your current mail queue and log to ensure adequate [&hellip;]<\/p>\n","protected":false},"author":6,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[97],"tags":[564,380,291],"class_list":["post-5747","post","type-post","status-publish","format-standard","hentry","category-other","tag-564","tag-error","tag-smtp"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.6 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>SMTP Error 452 - KnownHost<\/title>\n<meta name=\"description\" content=\"KnownHost self-hosted email guide to help you troubleshoot and fix SMTP Error 452 on your premium KnownHost server.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.knownhost.com\/kb\/smtp-error-452\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"SMTP Error 452 - KnownHost\" \/>\n<meta property=\"og:description\" content=\"KnownHost self-hosted email guide to help you troubleshoot and fix SMTP Error 452 on your premium KnownHost server.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.knownhost.com\/kb\/smtp-error-452\/\" \/>\n<meta property=\"og:site_name\" content=\"KnownHost\" \/>\n<meta property=\"article:published_time\" content=\"2022-01-24T13:56:23+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2022-08-23T14:31:49+00:00\" \/>\n<meta name=\"author\" content=\"Somesh Z\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"Somesh Z\" \/>\n\t<meta name=\"twitter:label2\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data2\" content=\"1 minute\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\\\/\\\/www.knownhost.com\\\/kb\\\/smtp-error-452\\\/#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/www.knownhost.com\\\/kb\\\/smtp-error-452\\\/\"},\"author\":{\"name\":\"Somesh Z\",\"@id\":\"https:\\\/\\\/www.knownhost.com\\\/kb\\\/#\\\/schema\\\/person\\\/8b518f13cf69dd00d147e577d63ff3b1\"},\"headline\":\"SMTP Error 452\",\"datePublished\":\"2022-01-24T13:56:23+00:00\",\"dateModified\":\"2022-08-23T14:31:49+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\\\/\\\/www.knownhost.com\\\/kb\\\/smtp-error-452\\\/\"},\"wordCount\":79,\"keywords\":[\"452\",\"error\",\"SMTP\"],\"articleSection\":[\"Other\"],\"inLanguage\":\"en-US\"},{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/www.knownhost.com\\\/kb\\\/smtp-error-452\\\/\",\"url\":\"https:\\\/\\\/www.knownhost.com\\\/kb\\\/smtp-error-452\\\/\",\"name\":\"SMTP Error 452 - KnownHost\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/www.knownhost.com\\\/kb\\\/#website\"},\"datePublished\":\"2022-01-24T13:56:23+00:00\",\"dateModified\":\"2022-08-23T14:31:49+00:00\",\"author\":{\"@id\":\"https:\\\/\\\/www.knownhost.com\\\/kb\\\/#\\\/schema\\\/person\\\/8b518f13cf69dd00d147e577d63ff3b1\"},\"description\":\"KnownHost self-hosted email guide to help you troubleshoot and fix SMTP Error 452 on your premium KnownHost server.\",\"breadcrumb\":{\"@id\":\"https:\\\/\\\/www.knownhost.com\\\/kb\\\/smtp-error-452\\\/#breadcrumb\"},\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\\\/\\\/www.knownhost.com\\\/kb\\\/smtp-error-452\\\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\\\/\\\/www.knownhost.com\\\/kb\\\/smtp-error-452\\\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\\\/\\\/www.knownhost.com\\\/kb\\\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"SMTP Error 452\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\\\/\\\/www.knownhost.com\\\/kb\\\/#website\",\"url\":\"https:\\\/\\\/www.knownhost.com\\\/kb\\\/\",\"name\":\"KnownHost\",\"description\":\"KnownHost provides a comprehensive webhosting knowledge base to help answer many of your common webhosting and linux questions.\",\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\\\/\\\/www.knownhost.com\\\/kb\\\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"en-US\"},{\"@type\":\"Person\",\"@id\":\"https:\\\/\\\/www.knownhost.com\\\/kb\\\/#\\\/schema\\\/person\\\/8b518f13cf69dd00d147e577d63ff3b1\",\"name\":\"Somesh Z\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\\\/\\\/secure.gravatar.com\\\/avatar\\\/276c97317c2d6905cc5a1bd9ceb10a0fd121cc4da22126f648fa88f95dcf32dd?s=96&d=mm&r=g\",\"url\":\"https:\\\/\\\/secure.gravatar.com\\\/avatar\\\/276c97317c2d6905cc5a1bd9ceb10a0fd121cc4da22126f648fa88f95dcf32dd?s=96&d=mm&r=g\",\"contentUrl\":\"https:\\\/\\\/secure.gravatar.com\\\/avatar\\\/276c97317c2d6905cc5a1bd9ceb10a0fd121cc4da22126f648fa88f95dcf32dd?s=96&d=mm&r=g\",\"caption\":\"Somesh Z\"}}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"SMTP Error 452 - KnownHost","description":"KnownHost self-hosted email guide to help you troubleshoot and fix SMTP Error 452 on your premium KnownHost server.","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/www.knownhost.com\/kb\/smtp-error-452\/","og_locale":"en_US","og_type":"article","og_title":"SMTP Error 452 - KnownHost","og_description":"KnownHost self-hosted email guide to help you troubleshoot and fix SMTP Error 452 on your premium KnownHost server.","og_url":"https:\/\/www.knownhost.com\/kb\/smtp-error-452\/","og_site_name":"KnownHost","article_published_time":"2022-01-24T13:56:23+00:00","article_modified_time":"2022-08-23T14:31:49+00:00","author":"Somesh Z","twitter_card":"summary_large_image","twitter_misc":{"Written by":"Somesh Z","Est. reading time":"1 minute"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"Article","@id":"https:\/\/www.knownhost.com\/kb\/smtp-error-452\/#article","isPartOf":{"@id":"https:\/\/www.knownhost.com\/kb\/smtp-error-452\/"},"author":{"name":"Somesh Z","@id":"https:\/\/www.knownhost.com\/kb\/#\/schema\/person\/8b518f13cf69dd00d147e577d63ff3b1"},"headline":"SMTP Error 452","datePublished":"2022-01-24T13:56:23+00:00","dateModified":"2022-08-23T14:31:49+00:00","mainEntityOfPage":{"@id":"https:\/\/www.knownhost.com\/kb\/smtp-error-452\/"},"wordCount":79,"keywords":["452","error","SMTP"],"articleSection":["Other"],"inLanguage":"en-US"},{"@type":"WebPage","@id":"https:\/\/www.knownhost.com\/kb\/smtp-error-452\/","url":"https:\/\/www.knownhost.com\/kb\/smtp-error-452\/","name":"SMTP Error 452 - KnownHost","isPartOf":{"@id":"https:\/\/www.knownhost.com\/kb\/#website"},"datePublished":"2022-01-24T13:56:23+00:00","dateModified":"2022-08-23T14:31:49+00:00","author":{"@id":"https:\/\/www.knownhost.com\/kb\/#\/schema\/person\/8b518f13cf69dd00d147e577d63ff3b1"},"description":"KnownHost self-hosted email guide to help you troubleshoot and fix SMTP Error 452 on your premium KnownHost server.","breadcrumb":{"@id":"https:\/\/www.knownhost.com\/kb\/smtp-error-452\/#breadcrumb"},"inLanguage":"en-US","potentialAction":[{"@type":"ReadAction","target":["https:\/\/www.knownhost.com\/kb\/smtp-error-452\/"]}]},{"@type":"BreadcrumbList","@id":"https:\/\/www.knownhost.com\/kb\/smtp-error-452\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/www.knownhost.com\/kb\/"},{"@type":"ListItem","position":2,"name":"SMTP Error 452"}]},{"@type":"WebSite","@id":"https:\/\/www.knownhost.com\/kb\/#website","url":"https:\/\/www.knownhost.com\/kb\/","name":"KnownHost","description":"KnownHost provides a comprehensive webhosting knowledge base to help answer many of your common webhosting and linux questions.","potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/www.knownhost.com\/kb\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"en-US"},{"@type":"Person","@id":"https:\/\/www.knownhost.com\/kb\/#\/schema\/person\/8b518f13cf69dd00d147e577d63ff3b1","name":"Somesh Z","image":{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/secure.gravatar.com\/avatar\/276c97317c2d6905cc5a1bd9ceb10a0fd121cc4da22126f648fa88f95dcf32dd?s=96&d=mm&r=g","url":"https:\/\/secure.gravatar.com\/avatar\/276c97317c2d6905cc5a1bd9ceb10a0fd121cc4da22126f648fa88f95dcf32dd?s=96&d=mm&r=g","contentUrl":"https:\/\/secure.gravatar.com\/avatar\/276c97317c2d6905cc5a1bd9ceb10a0fd121cc4da22126f648fa88f95dcf32dd?s=96&d=mm&r=g","caption":"Somesh Z"}}]}},"_links":{"self":[{"href":"https:\/\/www.knownhost.com\/kb\/wp-json\/wp\/v2\/posts\/5747","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.knownhost.com\/kb\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.knownhost.com\/kb\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.knownhost.com\/kb\/wp-json\/wp\/v2\/users\/6"}],"replies":[{"embeddable":true,"href":"https:\/\/www.knownhost.com\/kb\/wp-json\/wp\/v2\/comments?post=5747"}],"version-history":[{"count":0,"href":"https:\/\/www.knownhost.com\/kb\/wp-json\/wp\/v2\/posts\/5747\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.knownhost.com\/kb\/wp-json\/wp\/v2\/media?parent=5747"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.knownhost.com\/kb\/wp-json\/wp\/v2\/categories?post=5747"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.knownhost.com\/kb\/wp-json\/wp\/v2\/tags?post=5747"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}