{"id":3990,"date":"2026-07-23T09:39:08","date_gmt":"2026-07-23T09:39:08","guid":{"rendered":"https:\/\/disoh.com\/support\/how-to-fix-common-wordpress-errors-500-403-and-404\/"},"modified":"2026-07-23T09:39:08","modified_gmt":"2026-07-23T09:39:08","password":"","slug":"so-beheben-sie-haufige-wordpress-fehler-500-403-und-404","status":"publish","type":"docs","link":"https:\/\/disoh.com\/de\/support\/how-to-fix-common-wordpress-errors-500-403-and-404\/","title":{"rendered":"So beheben Sie h\u00e4ufige WordPress-Fehler (500, 403 und 404)"},"content":{"rendered":"<p>Fr\u00fcher oder sp\u00e4ter kann es vorkommen, dass Sie auf einen WordPress-Fehler sto\u00dfen. Die h\u00e4ufigsten sind der interne Serverfehler 500, der 403-Fehler (\u201eZugriff verweigert\u201c) und der 404-Fehler (\u201eSeite nicht gefunden\u201c). F\u00fcr jeden dieser Fehler gibt es typische Ursachen und L\u00f6sungen. Diese Anleitung hilft Ihnen dabei, sie gelassen zu beheben.<\/p>\n<h2>Der 500 Internal Server Error<\/h2>\n<p>Ein allgemeiner Serverfehler, der in der Regel durch einen Konflikt zwischen Plugins oder Themes, eine besch\u00e4digte .htaccess-Datei oder eine zu niedrige PHP-Speichergrenze verursacht wird. So beheben Sie das Problem:<\/p>\n<ul>\n<li>Deaktivieren Sie die Plugins (benennen Sie den Ordner \u201eplugins\u201c um, falls Sie keinen Zugriff mehr haben) und aktivieren Sie sie anschlie\u00dfend nacheinander wieder.<\/li>\n<li>Wechseln Sie zu einem Standarddesign, um das Design als Ursache auszuschlie\u00dfen.<\/li>\n<li>Erstellen Sie die .htaccess-Datei neu, indem Sie die Permalinks erneut speichern.<\/li>\n<li>Erh\u00f6hen Sie das PHP-Speicherlimit.<\/li>\n<li>\u00dcberpr\u00fcfen Sie das Fehlerprotokoll, um die genaue Ursache zu ermitteln.<\/li>\n<\/ul>\n<h2>Der Fehler 403 \u201eZugriff verweigert\u201c<\/h2>\n<p>Das bedeutet, dass der Server den Zugriff verweigert, h\u00e4ufig aufgrund von Dateiberechtigungen, eines Sicherheits-Plugins oder einer Firewall-Regel oder einer fehlerhaften .htaccess-Datei. So beheben Sie das Problem:<\/p>\n<ul>\n<li>\u00dcberpr\u00fcfen Sie die Berechtigungen f\u00fcr Dateien und Ordner (in der Regel 644 f\u00fcr Dateien, 755 f\u00fcr Ordner).<\/li>\n<li>\u00dcberpr\u00fcfen Sie alle Sicherheits-Plugins, die den Zugriff m\u00f6glicherweise blockieren.<\/li>\n<li>Benennen Sie die Datei \u201e.htaccess\u201c um, um zu pr\u00fcfen, ob sie die Ursache ist, und speichern Sie anschlie\u00dfend die Permalinks erneut.<\/li>\n<\/ul>\n<h2>Der Fehler \u201e404 Not Found\u201c<\/h2>\n<p>Ein 404-Fehler bedeutet, dass die angeforderte Seite nicht gefunden werden konnte. Wenn einzelne Beitr\u00e4ge einen 404-Fehler ausl\u00f6sen, die Startseite aber funktioniert, liegt das fast immer an den Permalinks. So beheben Sie das Problem:<\/p>\n<ul>\n<li>Gehe zu <strong>Einstellungen &gt; Permalinks<\/strong> und klicken Sie auf \u201eSpeichern\u201c, um die Regeln zu aktualisieren.<\/li>\n<li>Vergewissern Sie sich, dass die Seite oder der Beitrag tats\u00e4chlich existiert und ver\u00f6ffentlicht ist.<\/li>\n<li>Richten Sie eine Weiterleitung ein, falls der Inhalt verschoben wurde.<\/li>\n<\/ul>\n<h2>\u00dcberpr\u00fcfen Sie stets das Fehlerprotokoll<\/h2>\n<p>In Ihrem Hosting-Fehlerprotokoll wird oft die genaue Datei oder das Plugin genannt, das hinter einem Fehler steckt, wodurch aus R\u00e4tselraten eine schnelle L\u00f6sung wird. Sehen Sie dort nach, sobald ein Fehler auftritt.<\/p>\n<h2>Im Zweifelsfall sollten Sie ein Backup wiederherstellen.<\/h2>\n<p>Wenn unmittelbar nach einer \u00c4nderung ein Fehler aufgetreten ist und Sie dessen Ursache nicht eingrenzen k\u00f6nnen, ist das Wiederherstellen einer aktuellen Sicherung der schnellste Weg zur\u00fcck zu einer funktionsf\u00e4higen Website.<\/p>\n<h2>Brauchen Sie Hilfe?<\/h2>\n<p>Sollte ein Fehler weiterhin bestehen, kann unser Support-Team die Protokolle \u00fcberpr\u00fcfen und Ihnen per Live-Chat bei der Behebung helfen.<\/p>","protected":false},"excerpt":{"rendered":"<p>Sooner or later you may hit a WordPress error. The most common are the 500 internal server error, the 403 forbidden error, and the 404 not found error. Each has typical causes and fixes. This guide helps you resolve them calmly. The 500 Internal Server Error A generic server error, usually caused by a plugin [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"closed","template":"","meta":{"footnotes":""},"doc_category":[32],"doc_tag":[],"class_list":["post-3990","docs","type-docs","status-publish","hentry","doc_category-wordpress"],"year_month":"2026-07","word_count":319,"total_views":"25","reactions":{"happy":"0","normal":"0","sad":"0"},"author_info":{"name":"Jorn","author_nicename":"jorn","author_url":"https:\/\/disoh.com\/de\/author\/jorn\/"},"doc_category_info":[{"term_name":"WordPress","term_url":"https:\/\/disoh.com\/de\/docs-category\/wordpress\/"}],"doc_tag_info":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.1 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>How to Fix Common WordPress Errors (500, 403, and 404) &#8211; Disoh<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/disoh.com\/de\/unterstutzung\/so-beheben-sie-haufige-wordpress-fehler-500-403-und-404\/\" \/>\n<meta property=\"og:locale\" content=\"de_DE\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"How to Fix Common WordPress Errors (500, 403, and 404) &#8211; Disoh\" \/>\n<meta property=\"og:description\" content=\"Sooner or later you may hit a WordPress error. 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