{"id":3204,"date":"2020-01-25T16:03:32","date_gmt":"2020-01-25T16:03:32","guid":{"rendered":"https:\/\/jchost.pl\/blog\/?p=3204"},"modified":"2025-09-10T08:35:42","modified_gmt":"2025-09-10T08:35:42","slug":"blad-400-bad-request","status":"publish","type":"post","link":"https:\/\/jchost.pl\/blog\/blad-400-bad-request\/","title":{"rendered":"B\u0142\u0105d 400 (Bad Request) &#8211; co to znaczy i jak naprawi\u0107?"},"content":{"rendered":"<!--themify_builder_content-->\n<div id=\"themify_builder_content-3204\" data-postid=\"3204\" class=\"themify_builder_content themify_builder_content-3204 themify_builder tf_clear\">\n                    <div  data-parallax-bg=\"desktop\" data-css_id=\"4abc1ae\" data-lazy=\"1\" class=\"module_row themify_builder_row fullwidth_row_container tb_4abc1ae tb_first tf_w\">\n                        <div class=\"row_inner col_align_top tb_col_count_1 tf_box tf_rel\">\n                        <div  data-lazy=\"1\" class=\"module_column tb-column col-full tb_a6fdfe8 first\">\n                    <!-- module text -->\n<div  class=\"module module-text tb_eadbde6  repeat \" data-lazy=\"1\">\n        <div  class=\"tb_text_wrap\">\n        <h1 style=\\\"text-align: center; color: black;\\\">B\u0142\u0105d 400 (Bad Request) &#8211; co to znaczy i jak naprawi\u0107?<\/h1>    <\/div>\n<\/div>\n<!-- \/module text -->        <\/div>\n                        <\/div>\n        <\/div>\n                        <div  data-lazy=\"1\" class=\"module_row themify_builder_row tb_64a3389 tf_w\">\n                        <div class=\"row_inner col_align_top tb_col_count_3 tf_box tf_rel\">\n                        <div  data-lazy=\"1\" class=\"module_column tb-column col4-1 tb_6df0cc4 first\">\n                            <\/div>\n                    <div  data-lazy=\"1\" class=\"module_column tb-column col4-2 tb_28d6d95\">\n                    <!-- module text -->\n<div  class=\"module module-text tb_85b08f8  repeat \" data-lazy=\"1\">\n        <div  class=\"tb_text_wrap\">\n        <p>\u00a0<\/p>\n<h2 style=\\\"text-align: left;\\\">B\u0142\u0105d 400 \u2013 Bad Request<\/h2>\n<p style=\\\"text-align: left;\\\">W Internecie znajduj\u0105 si\u0119 blisko 2 miliardy stron internetowych. Tak monstrualna ilo\u015b\u0107 sprawia, \u017ce niemo\u017cliwym jest, by ka\u017cda z nich dzia\u0142a\u0142a bez zarzut\u00f3w. Czasami zdarzy si\u0119, \u017ce r\u00f3wnie\u017c i nasza witryna <strong>zmaga si\u0119 z tymczasowymi problemami i jest niedost\u0119pna<\/strong>. Jednym z takich problem\u00f3w jest wyst\u0119powanie b\u0142\u0119du HTTP 400 \u2013 Bad Request.<\/p>    <\/div>\n<\/div>\n<!-- \/module text --><!-- module image -->\n<div  class=\"module module-image tb_9ca7b26 image-center rounded drop-shadow  tf_mw\" data-lazy=\"1\">\n        <div class=\"image-wrap tf_rel tf_mw\">\n            <img loading=\"lazy\" decoding=\"async\" width=\"879\" height=\"469\" src=\"https:\/\/jchost.pl\/blog\/wp-content\/uploads\/2020\/01\/blad-http-400-bad-request.png\" class=\"wp-post-image wp-image-3211\" title=\"blad-http-400-bad-request\" alt=\"blad http 400 (bad request)\" srcset=\"https:\/\/jchost.pl\/blog\/wp-content\/uploads\/2020\/01\/blad-http-400-bad-request.png 879w, https:\/\/jchost.pl\/blog\/wp-content\/uploads\/2020\/01\/blad-http-400-bad-request-300x160.png 300w, https:\/\/jchost.pl\/blog\/wp-content\/uploads\/2020\/01\/blad-http-400-bad-request-768x410.png 768w\" sizes=\"auto, (max-width: 879px) 100vw, 879px\" \/>    \n        <\/div>\n    <!-- \/image-wrap -->\n    \n        <\/div>\n<!-- \/module image --><!-- module text -->\n<div  class=\"module module-text tb_4e7d1ea  repeat \" data-lazy=\"1\">\n        <div  class=\"tb_text_wrap\">\n        <p>\u00a0<\/p>\n<p style=\\\"text-align: left;\\\">Wyst\u0119powanie jakiegokolwiek b\u0142\u0119du uniemo\u017cliwiaj\u0105cego dost\u0119p do danej witryny wywo\u0142uje u nas frustracj\u0119. W wi\u0119kszo\u015bci przypadk\u00f3w dotyczy ona nie tylko nas, ale r\u00f3wnie\u017c naszych odwiedzaj\u0105cych. Nie maj\u0105 oni bowiem dost\u0119pu do informacji, przez co trac\u0105 do nas zaufanie.<\/p>\n<p style=\\\"text-align: left;\\\"><strong>HTTP 400 mo\u017cna by oznaczy\u0107 mianem mieszanego<\/strong>, poniewa\u017c mo\u017ce wynika\u0107 z b\u0142\u0119du u\u017cytkownika, jak i webmastera. Z regu\u0142y jest on nast\u0119pstwem niedopatrzenia ze strony administratora, jednak zdarza si\u0119, \u017ce problem le\u017cy po stronie odwiedzaj\u0105cego.<\/p>\n<p style=\\\"text-align: left;\\\">Je\u015bli ten wst\u0119p Ci\u0119 zaciekawi\u0142 i szukasz sposob\u00f3w rozwi\u0105zania powy\u017cszego problemu, dobrze trafi\u0142e\u015b! W tym poradniku opiszemy, co oznacza i jak naprawi\u0107 b\u0142\u0105d 400 (Bad Request).<\/p>    <\/div>\n<\/div>\n<!-- \/module text --><!-- module text -->\n<div  class=\"module module-text tb_f32be2f  repeat \" data-lazy=\"1\">\n        <div  class=\"tb_text_wrap\">\n        <p>\u00a0<\/p>\n<p>\u00a0<\/p>\n<h3 style=\\\"text-align: left;\\\">Co to znaczy b\u0142\u0105d 400 (Bad Request)?<\/h3>\n<p style=\\\"text-align: left;\\\"><strong>B\u0142\u0105d 400 (Bad Request)<\/strong> oznacza, \u017ce serwer nie by\u0142 w stanie przetworzy\u0107 \u017c\u0105dania ze wzgl\u0119du na nieprawid\u0142owe sformu\u0142owanie, niepoprawn\u0105 sk\u0142adni\u0119 lub fa\u0142szywy routing. Jest zwracany wtedy, gdy serwer ustali, \u017ce b\u0142\u0105d nie mie\u015bci si\u0119 w \u017cadnej innej <a href=\\\"https:\/\/jchost.pl\/blog\/http-odpowiedzi-bledy\/\\\">kategorii odpowiedzi HTTP<\/a>.<\/p>    <\/div>\n<\/div>\n<!-- \/module text --><!-- module image -->\n<div  class=\"module module-image tb_734f574 image-center rounded drop-shadow  tf_mw\" data-lazy=\"1\">\n        <div class=\"image-wrap tf_rel tf_mw\">\n            <img loading=\"lazy\" decoding=\"async\" width=\"600\" height=\"308\" src=\"https:\/\/jchost.pl\/blog\/wp-content\/uploads\/2020\/01\/blad-400-bad-request-znaczenie.png\" class=\"wp-post-image wp-image-3210\" title=\"blad-400-bad-request-znaczenie\" alt=\"blad 403 bad request - znaczenie\" srcset=\"https:\/\/jchost.pl\/blog\/wp-content\/uploads\/2020\/01\/blad-400-bad-request-znaczenie.png 600w, https:\/\/jchost.pl\/blog\/wp-content\/uploads\/2020\/01\/blad-400-bad-request-znaczenie-300x154.png 300w\" sizes=\"auto, (max-width: 600px) 100vw, 600px\" \/>    \n        <\/div>\n    <!-- \/image-wrap -->\n    \n        <\/div>\n<!-- \/module image --><!-- module text -->\n<div  class=\"module module-text tb_75c55a9  repeat \" data-lazy=\"1\">\n        <div  class=\"tb_text_wrap\">\n        <p>\u00a0<\/p>\n<p style=\\\"text-align: left;\\\">Przyczyny HTTP 400 mog\u0105 by\u0107 r\u00f3\u017cne \u2013 <strong>od g\u0142upich b\u0142achostek, a\u017c po usterki serwera<\/strong>.<\/p>\n<p style=\\\"text-align: left;\\\">Z najcz\u0119stszych przyczyn mo\u017cna by jednak wymieni\u0107 wpisanie niepoprawnego adresu URL zawieraj\u0105cego niedozwolone znaki, posiadanie uszkodzonych plik\u00f3w cache lub cookies czy chocia\u017cby pr\u00f3b\u0119 wrzucenia pliku o zbyt du\u017cym rozmiarze.<\/p>    <\/div>\n<\/div>\n<!-- \/module text --><!-- module box -->\n<div  class=\"module module-box tb_381c987 \" data-lazy=\"1\">\n    <div class=\"module-box-content ui  yellow\">\n                <div class=\"tb_text_wrap\"><p style=\\\"text-align: left; margin-bottom: 0px;\\\"><strong>Warto wiedzie\u0107:<\/strong> \u201eError 400 Bad Request\u201d w wolnym t\u0142umaczeniu oznacza pr\u00f3b\u0119 przetworzenia nieprawid\u0142owego \u017c\u0105dania.<\/p><\/div>\n    <\/div>\n<\/div>\n<!-- \/module box -->\n<!-- module text -->\n<div  class=\"module module-text tb_75c55a9  repeat \" data-lazy=\"1\">\n        <div  class=\"tb_text_wrap\">\n        <p>\u00a0<\/p>\n<p>\u00a0<\/p>\n<h3 style=\\\"text-align: left;\\\">Jak naprawi\u0107 HTTP 400?<\/h3>\n<p style=\\\"text-align: left;\\\">Niestety nie mo\u017cemy liczy\u0107 na to, \u017ce nasza przegl\u0105darka pomo\u017ce nam w znalezieniu rozwi\u0105zania problemu. Zwr\u00f3ci ona bowiem <strong>og\u00f3lny komunikat, ale nie wskazuje konkretnej przyczyny<\/strong> pojawienia si\u0119 b\u0142\u0119du. Co ciekawe, w przegl\u0105darkach Firefox i Safari w og\u00f3le nie otrzymujemy informacji, \u017ce wyst\u0105pi\u0142 b\u0142\u0105d 400 (Bad Request) \u2013 widzimy jedynie puste okno!<\/p>\n<p style=\\\"text-align: left;\\\">Na ca\u0142e szcz\u0119\u015bcie istnieje szereg rozwi\u0105za\u0144, kt\u00f3re mo\u017cemy wypr\u00f3bowa\u0107 w celu za\u017cegnania tego problemu.<\/p>\n<p style=\\\"text-align: left;\\\"><strong>Oto 6 najpopularniejszych sposob\u00f3w, jak naprawi\u0107 HTTP 400:<\/strong><\/p>\n<p style=\\\"text-align: left;\\\">\u00a0<\/p>\n<h4 style=\\\"text-align: left;\\\"><strong>1. Sprawd\u017a dwukrotnie adres URL<\/strong><\/h4>\n<p style=\\\"text-align: left;\\\">Oczywist\u0105 i najcz\u0119stsz\u0105 przyczyn\u0105 HTTP 400 jest wprowadzenie b\u0142\u0119dnego adresu URL. Zacznijmy wi\u0119c od sprawdzenia, czy przypadkiem nie umie\u015bcili\u015bmy w nim niechcianych lub niedozwolonych znak\u00f3w. Dotyczy to w szczeg\u00f3lno\u015bci przypadk\u00f3w, kiedy wpisujemy adres r\u0119cznie.<\/p>    <\/div>\n<\/div>\n<!-- \/module text --><!-- module image -->\n<div  class=\"module module-image tb_734f574 image-center rounded drop-shadow  tf_mw\" data-lazy=\"1\">\n        <div class=\"image-wrap tf_rel tf_mw\">\n            <img loading=\"lazy\" decoding=\"async\" width=\"600\" height=\"200\" src=\"https:\/\/jchost.pl\/blog\/wp-content\/uploads\/2020\/01\/blad-http-400-przez-bledny-adres.png\" class=\"wp-post-image wp-image-3212\" title=\"blad-http-400-przez-bledny-adres\" alt=\"blad http 400 przez bledny adres\" srcset=\"https:\/\/jchost.pl\/blog\/wp-content\/uploads\/2020\/01\/blad-http-400-przez-bledny-adres.png 600w, https:\/\/jchost.pl\/blog\/wp-content\/uploads\/2020\/01\/blad-http-400-przez-bledny-adres-300x100.png 300w\" sizes=\"auto, (max-width: 600px) 100vw, 600px\" \/>    \n        <\/div>\n    <!-- \/image-wrap -->\n    \n        <\/div>\n<!-- \/module image --><!-- module text -->\n<div  class=\"module module-text tb_f671348  repeat \" data-lazy=\"1\">\n        <div  class=\"tb_text_wrap\">\n        <p>\u00a0<\/p>\n<p style=\\\"text-align: left;\\\">Niechcianymi znakami niekoniecznie musz\u0105 by\u0107 znaki interpunkcyjne czy znaki specjalne. Na niekt\u00f3rych stronach internetowych, opr\u00f3cz wspomnianych znak\u00f3w, na poprawno\u015b\u0107 adresu wp\u0142ywa r\u00f3wnie\u017c u\u017cycie du\u017cych i ma\u0142ych liter.<\/p>\n<p style=\\\"text-align: left;\\\">\u00a0<\/p>\n<h4 style=\\\"text-align: left;\\\"><strong>2. Wyczy\u015b\u0107 pami\u0119\u0107 podreczn\u0105 przegl\u0105darki oraz ciasteczka<\/strong><\/h4>\n<p style=\\\"text-align: left;\\\">Pliki dotycz\u0105ce pami\u0119ci podr\u0119cznej oraz ciasteczka s\u0105 przechowywane lokalnie po pierwszej wizycie na danej stronie. Jedna witryna mo\u017ce wykorzystywa\u0107 dziesi\u0105tki, a nawet setki takich plik\u00f3w. Gdy tylko jeden z nich ulegnie uszkodzeniu lub wyga\u015bnie, naszym oczom mo\u017ce ujrze\u0107 si\u0119 b\u0142\u0105d 400.<\/p>    <\/div>\n<\/div>\n<!-- \/module text --><!-- module image -->\n<div  class=\"module module-image tb_734f574 image-center rounded drop-shadow  tf_mw\" data-lazy=\"1\">\n        <div class=\"image-wrap tf_rel tf_mw\">\n            <img loading=\"lazy\" decoding=\"async\" width=\"600\" height=\"200\" src=\"https:\/\/jchost.pl\/blog\/wp-content\/uploads\/2020\/01\/pamiec-podreczna-cookies-blad-400.png\" class=\"wp-post-image wp-image-3215\" title=\"pamiec-podreczna-cookies-blad-400\" alt=\"pamiec podreczna i cookies - blad 400\" srcset=\"https:\/\/jchost.pl\/blog\/wp-content\/uploads\/2020\/01\/pamiec-podreczna-cookies-blad-400.png 600w, https:\/\/jchost.pl\/blog\/wp-content\/uploads\/2020\/01\/pamiec-podreczna-cookies-blad-400-300x100.png 300w\" sizes=\"auto, (max-width: 600px) 100vw, 600px\" \/>    \n        <\/div>\n    <!-- \/image-wrap -->\n    \n        <\/div>\n<!-- \/module image --><!-- module text -->\n<div  class=\"module module-text tb_2d12b4b  repeat \" data-lazy=\"1\">\n        <div  class=\"tb_text_wrap\">\n        <p>\u00a0<\/p>\n<p style=\\\"text-align: left;\\\">Usuni\u0119cie plik\u00f3w cache oraz cookies jest wi\u0119c nast\u0119pnym krokiem w celu zidentyfikowania powodu naszego problemu. Mo\u017cemy rozpocz\u0105\u0107 od wyczyszczenia pami\u0119ci z danego okresu (np. z ostatniego tygodnia). Je\u015bli to nie pomo\u017ce, warto usun\u0105\u0107 wszystkie zapisane pliki.<\/p>\n<p style=\\\"text-align: left;\\\">\u00a0<\/p>\n<h4 style=\\\"text-align: left;\\\"><strong>3. Wyczy\u015b\u0107 pami\u0119\u0107 podr\u0119czna DNS<\/strong><\/h4>\n<p style=\\\"text-align: left;\\\">Pami\u0119\u0107 podr\u0119czna DNS to kolejne potencjalne rozwi\u0105zanie b\u0142\u0119du 400 (Bad Request). Podczas surfowania po sieci, nazwy domen s\u0105 przekszta\u0142cane w adresy IP &#8211; i vice versa. Aby skr\u00f3ci\u0107 ten proces, komputer przechowuje zebrane dane w pami\u0119ci podr\u0119cznej DNS.<\/p>    <\/div>\n<\/div>\n<!-- \/module text --><!-- module image -->\n<div  class=\"module module-image tb_734f574 image-center rounded drop-shadow  tf_mw\" data-lazy=\"1\">\n        <div class=\"image-wrap tf_rel tf_mw\">\n            <img loading=\"lazy\" decoding=\"async\" width=\"600\" height=\"200\" src=\"https:\/\/jchost.pl\/blog\/wp-content\/uploads\/2020\/01\/dns-blad-400-bad-request.png\" class=\"wp-post-image wp-image-3213\" title=\"dns-blad-400-bad-request\" alt=\"dns - blad 400 (bad request)\" srcset=\"https:\/\/jchost.pl\/blog\/wp-content\/uploads\/2020\/01\/dns-blad-400-bad-request.png 600w, https:\/\/jchost.pl\/blog\/wp-content\/uploads\/2020\/01\/dns-blad-400-bad-request-300x100.png 300w\" sizes=\"auto, (max-width: 600px) 100vw, 600px\" \/>    \n        <\/div>\n    <!-- \/image-wrap -->\n    \n        <\/div>\n<!-- \/module image --><!-- module text -->\n<div  class=\"module module-text tb_2d12b4b  repeat \" data-lazy=\"1\">\n        <div  class=\"tb_text_wrap\">\n        <p>\u00a0<\/p>\n<p style=\\\"text-align: left;\\\">Podobnie jak w przypadku pami\u0119ci podr\u0119cznej przegl\u0105darki, gdy wpis DNS ulegnie uszkodzeniu, nasza przegl\u0105darka poka\u017ce b\u0142\u0105d HTTP. Spr\u00f3bujmy wi\u0119c usun\u0105\u0107 ca\u0142\u0105 pami\u0119\u0107 zapisan\u0105 lokalnie, uruchamiaj\u0105c wiersz polecenia w systemie Windows i wprowadzaj\u0105c polecenie \u201e<em>ipconfig \/flushdns<\/em>\u201d.<\/p>\n<p>\u00a0<\/p>\n<h4 style=\\\"text-align: left;\\\"><strong>4. Skontroluj rozmiar przesy\u0142anego pliku<\/strong><\/h4>\n<p style=\\\"text-align: left;\\\">Ze wzgl\u0119d\u00f3w bezpiecze\u0144stwa, na ka\u017cdym serwerze lub koncie hostingowym istniej\u0105 limity. Jednym z takich limit\u00f3w jest maksymalny rozmiar przesy\u0142anego pliku. Je\u015bli spr\u00f3bujemy wrzuci\u0107 plik o zbyt du\u017cej wadze, na ekranie ujrzymy HTTP 400 &#8211; Bad Request.<\/p>    <\/div>\n<\/div>\n<!-- \/module text --><!-- module image -->\n<div  class=\"module module-image tb_734f574 image-center rounded drop-shadow  tf_mw\" data-lazy=\"1\">\n        <div class=\"image-wrap tf_rel tf_mw\">\n            <img loading=\"lazy\" decoding=\"async\" width=\"600\" height=\"200\" src=\"https:\/\/jchost.pl\/blog\/wp-content\/uploads\/2020\/01\/rozmiar-pliku-http-400-bad-request.png\" class=\"wp-post-image wp-image-3216\" title=\"rozmiar-pliku-http-400-bad-request\" alt=\"rozmiar pliku - http 400 bad request\" srcset=\"https:\/\/jchost.pl\/blog\/wp-content\/uploads\/2020\/01\/rozmiar-pliku-http-400-bad-request.png 600w, https:\/\/jchost.pl\/blog\/wp-content\/uploads\/2020\/01\/rozmiar-pliku-http-400-bad-request-300x100.png 300w\" sizes=\"auto, (max-width: 600px) 100vw, 600px\" \/>    \n        <\/div>\n    <!-- \/image-wrap -->\n    \n        <\/div>\n<!-- \/module image --><!-- module text -->\n<div  class=\"module module-text tb_2d12b4b  repeat \" data-lazy=\"1\">\n        <div  class=\"tb_text_wrap\">\n        <p>\u00a0<\/p>\n<p style=\\\"text-align: left;\\\">Aby upewni\u0107 si\u0119, \u017ce powodem jest zbyt du\u017ca waga pliku, spr\u00f3bujmy przes\u0142a\u0107 mniejszy plik. Je\u015bli przesy\u0142anie si\u0119 powiedzie, znale\u017ali\u015bmy rozwi\u0105zanie! Skontaktujmy si\u0119 z naszym hostingodawc\u0105 w celu zwi\u0119kszenia limitu lub zmniejszmy rozmiar wrzucanego pliku lub zdj\u0119cia.<\/p>\n<p style=\\\"text-align: left;\\\">\u00a0<\/p>\n<h4 style=\\\"text-align: left;\\\"><strong>5. Pomy\u015bl nad b\u0142\u0119dem HTTP 504<\/strong><\/h4>\n<p style=\\\"text-align: left;\\\">W niekt\u00f3rych przypadkach, pomimo pojawienia si\u0119 b\u0142\u0119du 400, prawdziwym powodem jest b\u0142\u0105d <a href=\\\"https:\/\/jchost.pl\/blog\/blad-504-gateway-timeout\/\\\">HTTP 504<\/a>, kt\u00f3ry oznacza przekroczenie limitu czasu odpowiedzi. Chocia\u017c nie jest to najcz\u0119stszy pow\u00f3d, warto wzi\u0105\u0107 go pod uwag\u0119 w trakcie debugowania naszej strony.<\/p>    <\/div>\n<\/div>\n<!-- \/module text --><!-- module image -->\n<div  class=\"module module-image tb_734f574 image-center rounded drop-shadow  tf_mw\" data-lazy=\"1\">\n        <div class=\"image-wrap tf_rel tf_mw\">\n            <img loading=\"lazy\" decoding=\"async\" width=\"600\" height=\"200\" src=\"https:\/\/jchost.pl\/blog\/wp-content\/uploads\/2020\/01\/blad-400-a-blad-504.png\" class=\"wp-post-image wp-image-3209\" title=\"blad-400-a-blad-504\" alt=\"blad 400, a blad 504\" srcset=\"https:\/\/jchost.pl\/blog\/wp-content\/uploads\/2020\/01\/blad-400-a-blad-504.png 600w, https:\/\/jchost.pl\/blog\/wp-content\/uploads\/2020\/01\/blad-400-a-blad-504-300x100.png 300w\" sizes=\"auto, (max-width: 600px) 100vw, 600px\" \/>    \n        <\/div>\n    <!-- \/image-wrap -->\n    \n        <\/div>\n<!-- \/module image --><!-- module text -->\n<div  class=\"module module-text tb_2d12b4b  repeat \" data-lazy=\"1\">\n        <div  class=\"tb_text_wrap\">\n        <p>\u00a0<\/p>\n<p style=\\\"text-align: left;\\\">W niekt\u00f3rych, stosunkowo rzadkich sytuacjach komunikacja pomi\u0119dzy dwoma serwerami mo\u017ce trwa\u0107 zbyt d\u0142ugo. I chocia\u017c serwer powinien wtedy zg\u0142osi\u0107 wyst\u0105pienie b\u0142\u0119du 504, tak naprawd\u0119 rozpoznaje problem jako b\u0142\u0105d HTTP 400 \u2013 Bad Request.<\/p>\n<p>\u00a0<\/p>\n<h4 style=\\\"text-align: left;\\\"><strong>6. Skontaktuj si\u0119 ze swoim us\u0142ugodawc\u0105 hostingowym<\/strong><\/h4>\n<p style=\\\"text-align: left;\\\">Je\u017celi wypr\u00f3bowali\u015bmy wszystkie powy\u017csze rozwi\u0105zania, ale b\u0142\u0105d nie znikn\u0105\u0142, problem mo\u017ce by\u0107 o wiele bardziej z\u0142o\u017cony. W tym przypadku powinni\u015bmy podj\u0105\u0107 pr\u00f3b\u0119 kontaktu z firm\u0105, u kt\u00f3rej mamy wykupion\u0105 us\u0142ug\u0119 hostingow\u0105 lub z naszym webmasterem.<\/p>    <\/div>\n<\/div>\n<!-- \/module text --><!-- module image -->\n<div  class=\"module module-image tb_734f574 image-center rounded drop-shadow  tf_mw\" data-lazy=\"1\">\n        <div class=\"image-wrap tf_rel tf_mw\">\n            <img loading=\"lazy\" decoding=\"async\" width=\"600\" height=\"200\" src=\"https:\/\/jchost.pl\/blog\/wp-content\/uploads\/2020\/01\/kontakt-z-firma-hostingowa-by-rozwiazac-blad-http-400.png\" class=\"wp-post-image wp-image-3214\" title=\"kontakt-z-firma-hostingowa-by-rozwiazac-blad-http-400\" alt=\"kontakt z firma hostingowa, by rozwiazac blad http 400\" srcset=\"https:\/\/jchost.pl\/blog\/wp-content\/uploads\/2020\/01\/kontakt-z-firma-hostingowa-by-rozwiazac-blad-http-400.png 600w, https:\/\/jchost.pl\/blog\/wp-content\/uploads\/2020\/01\/kontakt-z-firma-hostingowa-by-rozwiazac-blad-http-400-300x100.png 300w\" sizes=\"auto, (max-width: 600px) 100vw, 600px\" \/>    \n        <\/div>\n    <!-- \/image-wrap -->\n    \n        <\/div>\n<!-- \/module image --><!-- module text -->\n<div  class=\"module module-text tb_2d12b4b  repeat \" data-lazy=\"1\">\n        <div  class=\"tb_text_wrap\">\n        <p>\u00a0<\/p>\n<p style=\\\"text-align: left;\\\">Niekt\u00f3re sprawy po prostu warto zostawi\u0107 profesjonalistom, kt\u00f3rzy maj\u0105 do\u015bwiadczenie w rozwi\u0105zywaniu takich problem\u00f3w. Mo\u017cliwe, \u017ce wystarczy odinstalowa\u0107 nowe rozszerzenia, cofn\u0105\u0107 ostatnie zmiany, zmieni\u0107 konfiguracj\u0119 serwera czy po prostu przywr\u00f3ci\u0107 kopi\u0119 zapasow\u0105 strony.<\/p>\n<p>\u00a0<\/p>\n<p>\u00a0<\/p>\n<p>\u00a0<\/p>    <\/div>\n<\/div>\n<!-- \/module text --><!-- module box -->\n<div  class=\"module module-box tb_c289c9a \" data-lazy=\"1\">\n    <div class=\"module-box-content ui  light-green\">\n                <div class=\"tb_text_wrap\"><p>Odbieramy telefony, odpisujemy na maile, nie ukrywamy koszt\u00f3w, a dodatkowo oferujemy najszybsze pakiety hostingowe na rynku. Uwa\u017casz, \u017ce to zwroty marketingowe? Sprawd\u017a sam\/a!<\/p>\n<p>Je\u015bli nie b\u0119dziesz zadowolony\/a, zwr\u00f3cimy Ci pieni\u0105dze.<br \/><strong>Twoje strony i sklepy przeniesiemy za darmo!<\/strong><\/p>\n<p><a style=\\\"color: #fff; font-weight: 600;\\\" href=\\\"https:\/\/jchost.pl\/hosting\/wordpress\/\\\" target=\\\"_blank\\\" rel=\\\"noopener\\\">Hosting WordPress<\/a> &#8211; <a style=\\\"color: #fff; font-weight: 600;\\\" href=\\\"https:\/\/jchost.pl\/hosting\/magento\/\\\" target=\\\"_blank\\\" rel=\\\"noopener\\\">Hosting Magento<\/a><\/p><\/div>\n    <\/div>\n<\/div>\n<!-- \/module box -->\n<!-- module box -->\n<div  class=\"module module-box tb_7a5c5ee \" data-lazy=\"1\">\n    <div class=\"module-box-content ui embossed shadow tb_default_color\">\n                <div class=\"tb_text_wrap\"><p>Je\u017celi masz jakiekolwiek pytania, skontaktuj si\u0119 z nami! <a href=\\\"https:\/\/jchost.pl\/kontakt\/\\\" target=\\\"_blank\\\" rel=\\\"noopener\\\">Kliknij tutaj<\/a>.<\/p>\n<p>Chcesz dowiedzie\u0107 si\u0119 o nas troch\u0119 wi\u0119cej? Przejd\u017a na <a href=\\\"https:\/\/www.jchost.pl\/?utm_source=blog-jchost&amp;utm_medium=banner-dolny\\\" target=\\\"_blank\\\" rel=\\\"noopener\\\">stron\u0119 JCHost.pl<\/a>.<\/p><\/div>\n    <\/div>\n<\/div>\n<!-- \/module box -->\n        <\/div>\n                    <div  data-lazy=\"1\" class=\"module_column tb-column col4-1 tb_3e32fb0 last\">\n                            <\/div>\n                        <\/div>\n        <\/div>\n        <\/div>\n<!--\/themify_builder_content-->","protected":false},"excerpt":{"rendered":"<p>B\u0142\u0105d 400 (Bad Request) &#8211; co to znaczy i jak naprawi\u0107? \u00a0 B\u0142\u0105d 400 \u2013 Bad Request W Internecie znajduj\u0105 si\u0119 blisko 2 miliardy stron internetowych. Tak monstrualna ilo\u015b\u0107 sprawia, \u017ce niemo\u017cliwym jest, by ka\u017cda z nich dzia\u0142a\u0142a bez zarzut\u00f3w. Czasami zdarzy si\u0119, \u017ce r\u00f3wnie\u017c i nasza witryna zmaga si\u0119 z tymczasowymi problemami i jest [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":3211,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-3204","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-uncategorized","has-post-title","has-post-date","has-post-category","has-post-tag","has-post-comment","has-post-author",""],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.7 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>B\u0142\u0105d 400 (Bad Request) - co to znaczy i jak naprawi\u0107? - JCHost.pl<\/title>\n<meta name=\"description\" content=\"B\u0142\u0105d HTTP 400 (Bad Request) mo\u017ce zosta\u0107 spowodowany przez u\u017cytkownika lub administratora strony. 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