{"id":21814,"date":"2026-11-06T01:04:43","date_gmt":"2026-11-05T22:04:43","guid":{"rendered":"https:\/\/sunucun.com.tr\/blog\/err-connection-closed\/"},"modified":"2026-11-06T01:04:43","modified_gmt":"2026-11-05T22:04:43","slug":"err-connection-closed","status":"publish","type":"post","link":"https:\/\/sunucun.com.tr\/blog\/err-connection-closed\/","title":{"rendered":"ERR_CONNECTION_CLOSED ve ERR_EMPTY_RESPONSE Hatas\u0131 Nedir? Nas\u0131l \u00c7\u00f6z\u00fcl\u00fcr?"},"content":{"rendered":"<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_89 ez-toc-wrap-center counter-hierarchy ez-toc-counter ez-toc-custom ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<span class=\"ez-toc-title-toggle\"><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1 ' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/sunucun.com.tr\/blog\/err-connection-closed\/#ERR_CONNECTION_CLOSED_Ne_Demek\" >ERR_CONNECTION_CLOSED Ne Demek?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/sunucun.com.tr\/blog\/err-connection-closed\/#Hatanin_Nedenleri\" >Hatan\u0131n Nedenleri<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/sunucun.com.tr\/blog\/err-connection-closed\/#Ziyaretci_Olarak_Nasil_Cozulur\" >Ziyaret\u00e7i Olarak Nas\u0131l \u00c7\u00f6z\u00fcl\u00fcr?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/sunucun.com.tr\/blog\/err-connection-closed\/#Site_Sahibi_Olarak_Nasil_Cozulur\" >Site Sahibi Olarak Nas\u0131l \u00c7\u00f6z\u00fcl\u00fcr?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/sunucun.com.tr\/blog\/err-connection-closed\/#Sonuc\" >Sonu\u00e7<\/a><\/li><\/ul><\/nav><\/div>\n\n<p class=\"wp-block-paragraph\"><strong>ERR_CONNECTION_CLOSED<\/strong>, taray\u0131c\u0131n\u0131n bir siteye ba\u011fland\u0131\u011f\u0131n\u0131 ancak sunucunun (veya aradaki bir cihaz\u0131n) ba\u011flant\u0131y\u0131 sayfa verisini g\u00f6ndermeden kapatt\u0131\u011f\u0131n\u0131 g\u00f6steren bir hatad\u0131r. Chrome bu durumda &#8220;Bu siteye ula\u015f\u0131lam\u0131yor&#8221; sayfas\u0131nda &#8220;\u2026 ba\u011flant\u0131y\u0131 beklenmedik bir \u015fekilde kapatt\u0131&#8221; ifadesini g\u00f6sterir. Benzer bir hata olan <strong>ERR_EMPTY_RESPONSE<\/strong> ise &#8220;\u2026 hi\u00e7bir veri g\u00f6ndermedi&#8221; mesaj\u0131yla g\u00f6r\u00fcn\u00fcr. Bu yaz\u0131da iki hatan\u0131n nedenlerini ve \u00e7\u00f6z\u00fcm yollar\u0131n\u0131 anlat\u0131yoruz.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"ERR_CONNECTION_CLOSED_Ne_Demek\"><\/span>ERR_CONNECTION_CLOSED Ne Demek?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n<p class=\"wp-block-paragraph\">Taray\u0131c\u0131 sunucuyla ba\u011flant\u0131y\u0131 kurmu\u015f, iste\u011fini g\u00f6ndermi\u015ftir; ancak yan\u0131t gelmeden ba\u011flant\u0131 kar\u015f\u0131 taraftan kapat\u0131lm\u0131\u015ft\u0131r. Bu durum, ba\u011flant\u0131n\u0131n bir RST paketiyle aniden kesildi\u011fi ERR_CONNECTION_RESET&#8217;ten farkl\u0131d\u0131r: burada ba\u011flant\u0131 normal bir kapatma iste\u011fiyle sonland\u0131r\u0131l\u0131r, ama taray\u0131c\u0131 bekledi\u011fi veriyi almam\u0131\u015ft\u0131r. ERR_EMPTY_RESPONSE de ayn\u0131 ailedendir ve sunucunun ba\u011flant\u0131y\u0131 hi\u00e7bir yan\u0131t g\u00f6ndermeden kapatt\u0131\u011f\u0131n\u0131 g\u00f6sterir.<\/p>\n\n\n<p class=\"wp-block-paragraph\">Ba\u011flant\u0131n\u0131n s\u0131f\u0131rland\u0131\u011f\u0131 durum i\u00e7in <a href=\"https:\/\/sunucun.com.tr\/blog\/err_connection_reset\/\">ERR_CONNECTION_RESET<\/a>, ba\u011flant\u0131n\u0131n en ba\u015ftan reddedildi\u011fi durum i\u00e7in <a href=\"https:\/\/sunucun.com.tr\/blog\/connection-refused-hatasi-nedir\/\">ERR_CONNECTION_REFUSED<\/a> rehberlerimize bakabilirsiniz.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Hatanin_Nedenleri\"><\/span>Hatan\u0131n Nedenleri<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n<ul class=\"wp-block-list\"><li><strong>Karars\u0131z ba\u011flant\u0131 veya modem sorunu:<\/strong> Ba\u011flant\u0131 kesintileri, sunucunun g\u00f6nderdi\u011fi verinin size ula\u015fmadan ba\u011flant\u0131n\u0131n kapanmas\u0131na yol a\u00e7abilir.<\/li><li><strong>VPN, proxy veya g\u00fcvenlik yaz\u0131l\u0131m\u0131:<\/strong> Trafi\u011fi inceleyen yaz\u0131l\u0131mlar \u015f\u00fcpheli bulduklar\u0131 ba\u011flant\u0131lar\u0131 kapatabilir.<\/li><li><strong>A\u011f d\u00fczeyinde filtreleme:<\/strong> \u0130\u015f yeri, okul veya internet sa\u011flay\u0131c\u0131s\u0131 filtreleri baz\u0131 sitelere giden ba\u011flant\u0131lar\u0131 kapatabilir.<\/li><li><strong>Sunucuda \u00e7\u00f6ken i\u015flem:<\/strong> PHP veya uygulama i\u015flemi yan\u0131t \u00fcretemeden \u00e7\u00f6kerse web sunucusu ba\u011flant\u0131y\u0131 bo\u015f yan\u0131tla kapatabilir. ERR_EMPTY_RESPONSE&#8217;un en s\u0131k nedeni budur.<\/li><li><strong>Sunucu limitleri ve g\u00fcvenlik kurallar\u0131:<\/strong> Zaman a\u015f\u0131m\u0131, bellek limiti veya bir g\u00fcvenlik kural\u0131 iste\u011fi i\u015flemeden ba\u011flant\u0131y\u0131 sonland\u0131rabilir.<\/li><li><strong>HTTPS\/SSL yap\u0131land\u0131rmas\u0131:<\/strong> HTTP bekleyen bir porta HTTPS ile (veya tersi) ba\u011flanmak, ba\u011flant\u0131n\u0131n veri g\u00f6nderilmeden kapanmas\u0131na yol a\u00e7abilir.<\/li><\/ul>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Ziyaretci_Olarak_Nasil_Cozulur\"><\/span>Ziyaret\u00e7i Olarak Nas\u0131l \u00c7\u00f6z\u00fcl\u00fcr?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n<ol class=\"wp-block-list\"><li><strong>Siteyi ba\u015fka bir a\u011fdan a\u00e7may\u0131 deneyin:<\/strong> Telefonunuzdan mobil veriyle a\u00e7\u0131l\u0131yorsa sorun a\u011f\u0131n\u0131zdad\u0131r; a\u00e7\u0131lm\u0131yorsa b\u00fcy\u00fck olas\u0131l\u0131kla sitededir.<\/li><li><strong>Modemi yeniden ba\u015flat\u0131n.<\/strong><\/li><li><strong>VPN ve proxy&#8217;yi kapat\u0131n:<\/strong> Windows&#8217;ta <strong>Ayarlar &gt; A\u011f ve \u0130nternet &gt; Proxy<\/strong> b\u00f6l\u00fcm\u00fcn\u00fc kontrol edin.<\/li><li><strong>G\u00fcvenlik yaz\u0131l\u0131m\u0131n\u0131 test edin:<\/strong> Antivir\u00fcs\u00fcn web korumas\u0131n\u0131 veya HTTPS taramas\u0131n\u0131 k\u0131sa s\u00fcreli\u011fine kapat\u0131p deneyin.<\/li><li><strong>A\u011f ayarlar\u0131n\u0131 s\u0131f\u0131rlay\u0131n:<\/strong> Komut \u0130stemi&#8217;ni y\u00f6netici olarak a\u00e7\u0131p \u015fu komutlar\u0131 \u00e7al\u0131\u015ft\u0131r\u0131n ve bilgisayar\u0131 yeniden ba\u015flat\u0131n:<\/li><\/ol>\n\n\n<pre class=\"wp-block-code\"><code>netsh winsock reset\nnetsh int ip reset\nipconfig \/flushdns<\/code><\/pre>\n\n\n<ol start=\"6\" class=\"wp-block-list\"><li><strong>Taray\u0131c\u0131 \u00f6nbelle\u011fini temizleyin ve eklentileri kapat\u0131n:<\/strong> Siteyi gizli pencerede deneyin; a\u00e7\u0131l\u0131yorsa eklentileri tek tek kapat\u0131n.<\/li><\/ol>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Site_Sahibi_Olarak_Nasil_Cozulur\"><\/span>Site Sahibi Olarak Nas\u0131l \u00c7\u00f6z\u00fcl\u00fcr?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n<ol class=\"wp-block-list\"><li><strong>Hata kay\u0131tlar\u0131na bak\u0131n:<\/strong> Web sunucusu ve PHP-FPM hata kay\u0131tlar\u0131nda &#8220;segmentation fault&#8221;, &#8220;upstream prematurely closed connection&#8221; veya bellek limiti uyar\u0131lar\u0131, \u00e7\u00f6ken i\u015flemleri g\u00f6sterir.<\/li><li><strong>Bellek ve zaman limitlerini kontrol edin:<\/strong> <code>memory_limit<\/code> ve <code>max_execution_time<\/code> de\u011ferlerini ve web sunucusunun zaman a\u015f\u0131m\u0131 ayarlar\u0131n\u0131 g\u00f6zden ge\u00e7irin. A\u011f\u0131r eklenti veya sorgular\u0131 tespit edin.<\/li><li><strong>G\u00fcvenlik kurallar\u0131n\u0131 inceleyin:<\/strong> ModSecurity, WAF veya CDN kurallar\u0131 belirli istekleri ba\u011flant\u0131y\u0131 kapatarak engelleyebilir.<\/li><li><strong>Port ve protokol e\u015fle\u015fmesini do\u011frulay\u0131n:<\/strong> 443 portunda HTTPS, 80 portunda HTTP sunuldu\u011fundan ve SSL sertifikas\u0131n\u0131n do\u011fru kuruldu\u011fundan emin olun.<\/li><li><strong>Kaynak kullan\u0131m\u0131n\u0131 izleyin:<\/strong> \u0130\u015flem veya ba\u011flant\u0131 limitine ula\u015fan sunucular yeni istekleri yan\u0131ts\u0131z kapatabilir.<\/li><\/ol>\n\n\n<p class=\"wp-block-paragraph\">Sunucu ayarlar\u0131na ve hata kay\u0131tlar\u0131na tam eri\u015fim isterseniz, root yetkisi sunan bir <a href=\"https:\/\/sunucun.com.tr\/vds-sunucu\">VDS sunucu<\/a> bu kontrollerin tamam\u0131n\u0131 kendiniz yapman\u0131z\u0131 sa\u011flar.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Sonuc\"><\/span>Sonu\u00e7<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n<p class=\"wp-block-paragraph\">ERR_CONNECTION_CLOSED ve ERR_EMPTY_RESPONSE, ba\u011flant\u0131n\u0131n yan\u0131t g\u00f6nderilmeden kapat\u0131ld\u0131\u011f\u0131n\u0131 g\u00f6sterir. Ziyaret\u00e7i olarak a\u011f\u0131 de\u011fi\u015ftirmek, VPN, proxy ve g\u00fcvenlik yaz\u0131l\u0131m\u0131n\u0131 kontrol etmek ve a\u011f ayarlar\u0131n\u0131 s\u0131f\u0131rlamak \u00e7o\u011fu zaman yeterlidir. Hata herkes i\u00e7in g\u00f6r\u00fcl\u00fcyorsa sunucunun hata kay\u0131tlar\u0131n\u0131, limitlerini ve g\u00fcvenlik kurallar\u0131n\u0131 inceleyin.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>ERR_CONNECTION_CLOSED, taray\u0131c\u0131n\u0131n bir siteye ba\u011fland\u0131\u011f\u0131n\u0131 ancak sunucunun (veya aradaki bir cihaz\u0131n) ba\u011flant\u0131y\u0131 sayfa verisini g\u00f6ndermeden kapatt\u0131\u011f\u0131n\u0131 g\u00f6steren bir hatad\u0131r. Chrome bu durumda &#8220;Bu siteye ula\u015f\u0131lam\u0131yor&#8221; sayfas\u0131nda &#8220;\u2026 ba\u011flant\u0131y\u0131 beklenmedik bir \u015fekilde kapatt\u0131&#8221; ifadesini g\u00f6sterir. Benzer bir hata olan ERR_EMPTY_RESPONSE ise &#8220;\u2026 hi\u00e7bir veri g\u00f6ndermedi&#8221; mesaj\u0131yla g\u00f6r\u00fcn\u00fcr. Bu yaz\u0131da iki hatan\u0131n nedenlerini ve \u00e7\u00f6z\u00fcm yollar\u0131n\u0131 anlat\u0131yoruz.&hellip;<\/p>\n","protected":false},"author":1,"featured_media":21821,"comment_status":"","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"_uf_show_specific_survey":0,"_uf_disable_surveys":false,"footnotes":""},"categories":[1523],"tags":[],"class_list":["post-21814","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-network"],"_links":{"self":[{"href":"https:\/\/sunucun.com.tr\/blog\/wp-json\/wp\/v2\/posts\/21814","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/sunucun.com.tr\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/sunucun.com.tr\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/sunucun.com.tr\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/sunucun.com.tr\/blog\/wp-json\/wp\/v2\/comments?post=21814"}],"version-history":[{"count":0,"href":"https:\/\/sunucun.com.tr\/blog\/wp-json\/wp\/v2\/posts\/21814\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/sunucun.com.tr\/blog\/wp-json\/wp\/v2\/media\/21821"}],"wp:attachment":[{"href":"https:\/\/sunucun.com.tr\/blog\/wp-json\/wp\/v2\/media?parent=21814"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/sunucun.com.tr\/blog\/wp-json\/wp\/v2\/categories?post=21814"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/sunucun.com.tr\/blog\/wp-json\/wp\/v2\/tags?post=21814"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}