{"id":38612,"date":"2023-07-17T12:46:00","date_gmt":"2023-07-17T05:46:00","guid":{"rendered":"https:\/\/wiki.tino.org\/staging\/?p=38612"},"modified":"2024-02-15T09:37:04","modified_gmt":"2024-02-15T02:37:04","slug":"502-bad-gateway-nginx","status":"publish","type":"post","link":"https:\/\/tino.vn\/blog\/502-bad-gateway-nginx\/","title":{"rendered":"H\u01b0\u1edbng d\u1eabn fix l\u1ed7i &#8220;502 Bad Gateway NGINX&#8221;"},"content":{"rendered":"\n<p><strong>Khi s\u1eed d\u1ee5ng <a href=\"https:\/\/tino.vn\/blog\/wordpress-la-gi\/\" target=\"_blank\" rel=\"noreferrer noopener\">WordPress<\/a>, b\u1ea1n s\u1ebd kh\u00f4ng tr\u00e1nh \u0111\u01b0\u1ee3c nhi\u1ec1u l\u1ed7i. Trong \u0111\u00f3, l\u1ed7i &#8220;502 Bad Gateway nginx&#8221; khi\u1ebfn website c\u1ee7a b\u1ea1n ch\u1ec9 hi\u1ec3n th\u1ecb m\u1ed9t m\u00e0n h\u00ecnh tr\u1eafng v\u1edbi d\u00f2ng ch\u1eef \u201c&#8221;502 Bad Gateway NGINX&#8221;\u201d c\u1ef1c k\u1ef3 kh\u00f3 ch\u1ecbu v\u1edbi ch\u00ednh b\u1ea1n v\u00e0 kh\u00e1ch truy c\u1eadp. \u0110\u1eebng qu\u00e1 lo l\u1eafng! Trong b\u00e0i vi\u1ebft n\u00e0y, Tino Group s\u1ebd h\u01b0\u1edbng d\u1eabn b\u1ea1n c\u00e1ch \u0111\u1ec3 kh\u1eafc ph\u1ee5c l\u1ed7i &#8220;502 Bad Gateway nginx&#8221; nhanh ch\u00f3ng v\u00e0 \u0111\u01a1n gi\u1ea3n nh\u1ea5t nh\u00e9!<\/strong><\/p>\n\n\n\n<h2 id=\"T\u00ecm_hi\u1ec3u_v\u1ec1_l\u1ed7i_&#8220;502_Bad_Gateway_NGINX&#8221;\"><a id=\"post-38612-_kserhtntdu9z\"><\/a><strong>T\u00ecm hi\u1ec3u v\u1ec1 l\u1ed7i &#8220;502 Bad Gateway NGINX&#8221;<\/strong><\/h2>\n\n\n\n<h3 id=\"L\u1ed7i_&#8220;502_Bad_Gateway_NGINX&#8221;_l\u00e0_g\u00ec?\"><a id=\"post-38612-_hymic7pas84u\"><\/a><strong>L\u1ed7i &#8220;502 Bad Gateway NGINX&#8221; l\u00e0 g\u00ec?<\/strong><\/h3>\n\n\n\n<p>L\u1ed7i &#8220;502 Bad Gateway NGINX&#8221; di\u1ec5n ra khi web server \u0111\u00e3 nh\u1eadn \u0111\u01b0\u1ee3c y\u00eau c\u1ea7u c\u1ee7a b\u1ea1n nh\u01b0ng v\u00ec m\u1ed9t l\u00fd do n\u00e0o \u0111\u00f3, server kh\u00f4ng th\u1ec3 g\u1eedi l\u1ea1i m\u1ed9t ph\u1ea3n h\u1ed3i h\u1ee3p l\u1ec7 v\u1ec1 cho b\u1ea1n. C\u00f3 nhi\u1ec1u nguy\u00ean nh\u00e2n khi\u1ebfn server kh\u00f4ng th\u1ec3 ph\u1ea3n h\u1ed3i l\u1ea1i cho b\u1ea1n nh\u01b0:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>M\u1ed9t c\u1ed5ng <a href=\"https:\/\/tino.vn\/blog\/proxy-server-la-gi\/\" target=\"_blank\" data-type=\"post\" data-id=\"15790\" rel=\"noreferrer noopener\">Proxy<\/a> n\u00e0o \u0111\u00f3 kh\u00f4ng th\u1ec3 ho\u1ea1t \u0111\u1ed9ng<\/li>\n\n\n\n<li><a href=\"https:\/\/tino.vn\/blog\/web-server-la-gi\/\" target=\"_blank\" data-type=\"post\" data-id=\"29142\" rel=\"noreferrer noopener\">Web server<\/a> b\u1ecb qu\u00e1 t\u1ea3i t\u1ea1m th\u1eddi<\/li>\n\n\n\n<li>Server web c\u1ee7a b\u1ea1n g\u1eb7p s\u1ef1 c\u1ed1<\/li>\n\n\n\n<li>T\u01b0\u1eddng l\u1eeda &#8211; Firewall ch\u1eb7n li\u00ean l\u1ea1c c\u1ee7a server ho\u1eb7c ch\u1eb7n y\u00eau c\u1ea7u t\u1eeb <a href=\"https:\/\/tino.vn\/blog\/cnd-la-gi\/\" target=\"_blank\" data-type=\"post\" data-id=\"203\" rel=\"noreferrer noopener\">CDN<\/a><\/li>\n\n\n\n<li>M\u1ed9t s\u1ed1 l\u1ed7i do m\u1ea1ng, cache ho\u1eb7c tr\u00ecnh duy\u1ec7t<\/li>\n\n\n\n<li>N\u1ebfu server m\u1ea5t qu\u00e1 nhi\u1ec1u th\u1eddi gian \u0111\u1ec3 x\u1eed l\u00fd request, l\u1ed7i &#8220;502 Bad Gateway NGINX&#8221; c\u0169ng c\u00f3 th\u1ec3 xu\u1ea5t hi\u1ec7n.<\/li>\n<\/ul>\n\n\n\n<p>Trong m\u1ed9t v\u00e0i tr\u01b0\u1eddng h\u1ee3p, <a href=\"https:\/\/tinohost.com\/cloud-hosting\/\" target=\"_blank\" data-type=\"URL\" data-id=\"https:\/\/tinohost.com\/cloud-hosting\/\" rel=\"noreferrer noopener\">nh\u00e0 cung c\u1ea5p d\u1ecbch v\u1ee5 Hosting<\/a> g\u1eb7p s\u1ef1 c\u1ed1 nh\u01b0 b\u1ecb t\u1ea5n c\u00f4ng ho\u1eb7c website b\u1ecb s\u1eadp h\u00e0ng lo\u1ea1t c\u0169ng s\u1ebd \u0111\u1ec3 l\u1ea1i cho b\u1ea1n m\u1ed9t m\u00e0n h\u00ecnh tr\u1eafng tr\u01a1n nh\u01b0 trong \u1ea3nh.<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img decoding=\"async\" width=\"700\" height=\"400\" src=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2024\/02\/502-bad-gateway-nginx-01.webp\" alt=\"502-bad-gateway-nginx-la-loi-thuong-gap\" class=\"wp-image-86703\" title=\"\" srcset=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2024\/02\/502-bad-gateway-nginx-01.webp 700w, https:\/\/tino.vn\/blog\/wp-content\/uploads\/2024\/02\/502-bad-gateway-nginx-01-300x171.webp 300w\" sizes=\"(max-width: 700px) 100vw, 700px\" \/><figcaption class=\"wp-element-caption\">502 Bad Gateway nginx l\u00e0 l\u1ed7i th\u01b0\u1eddng g\u1eb7p<\/figcaption><\/figure>\n<\/div>\n\n\n<h3 id=\"Nh\u1eefng_th\u00f4ng_b\u00e1o_l\u1ed7i_&#8220;502_Bad_Gateway_NGINX&#8221;_th\u01b0\u1eddng_th\u1ea5y\"><a id=\"post-38612-_vjy5a4q7dfto\"><\/a><strong>Nh\u1eefng th\u00f4ng b\u00e1o l\u1ed7i &#8220;502 Bad Gateway NGINX&#8221; th\u01b0\u1eddng th\u1ea5y<\/strong><\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u201c502 Bad Gateway\u201d &#8211; \u0110\u00e2y l\u00e0 th\u00f4ng b\u00e1o l\u1ed7i th\u01b0\u1eddng th\u1ea5y nh\u1ea5t khi x\u1ea3y ra l\u1ed7i 502.<\/li>\n\n\n\n<li>\u201cError 502\u201d<\/li>\n\n\n\n<li>\u201cHTTP Error 502 \u2013 Bad Gateway\u201d<\/li>\n\n\n\n<li>\u201c502 Service Temporarily Overloaded\u201d &#8211; Tr\u01b0\u1eddng h\u1ee3p n\u00e0y l\u00e0 do server qu\u00e1 t\u1ea3i t\u1ea1m th\u1eddi, b\u1ea1n c\u00f3 th\u1ec3 th\u1eed truy c\u1eadp l\u1ea1i sau v\u00e0i ph\u00fat<\/li>\n\n\n\n<li>\u201c502 Proxy Error\u201d<\/li>\n\n\n\n<li>\u201c502 Server Error: The server encountered a temporary error and could not complete your request\u201d<\/li>\n\n\n\n<li>\u201cHTTP 502\u201d<\/li>\n\n\n\n<li>Temporary Error (502)<\/li>\n\n\n\n<li>502. That\u2019s an error<\/li>\n\n\n\n<li>502 bad gateway Cloudflare &#8211; Tr\u01b0\u1eddng h\u1ee3p n\u00e0y x\u1ea3y ra n\u1ebfu b\u1ea1n s\u1eed d\u1ee5ng Cloudflare cho website c\u1ee7a m\u00ecnh.<\/li>\n\n\n\n<li>Bad Gateway: The proxy server received an invalid response from an upstream server<\/li>\n<\/ul>\n\n\n\n<p>M\u1ed9t v\u00e0i tr\u01b0\u1eddng h\u1ee3p, l\u1ed7i &#8220;502 Bad Gateway nginx&#8221; kh\u00f4ng hi\u1ec3n th\u1ecb th\u00f4ng tin g\u00ec ngo\u00e0i m\u1ed9t m\u00e0n h\u00ecnh tr\u1eafng tr\u1ed1ng tr\u01a1n.<\/p>\n\n\n\n<h2 id=\"C\u00e1ch_fix_l\u1ed7i_&#8220;502_Bad_Gateway_NGINX&#8221;_hi\u1ec7u_qu\u1ea3\"><a id=\"post-38612-_qmr9tkqgma8l\"><\/a><strong>C\u00e1ch fix l\u1ed7i &#8220;502 Bad Gateway NGINX&#8221; hi\u1ec7u qu\u1ea3<\/strong><\/h2>\n\n\n\n<p>\u0110\u1ed1i v\u1edbi vi\u1ec7c fix l\u1ed7i &#8220;502 Bad Gateway NGINX&#8221; sao cho hi\u1ec7u qu\u1ea3, Tino Group s\u1ebd ph\u00e2n ra th\u00e0nh 2 nh\u00f3m \u0111\u1ed1i t\u01b0\u1ee3ng ch\u00ednh bao g\u1ed3m:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Ng\u01b0\u1eddi truy c\u1eadp v\u00e0o m\u1ed9t website v\u00e0 b\u1ecb l\u1ed7i<\/li>\n\n\n\n<li>Ng\u01b0\u1eddi s\u1edf h\u1eefu website (v\u00ed d\u1ee5 nh\u01b0 s\u1eed d\u1ee5ng <a href=\"https:\/\/tino.vn\/blog\/wordpress-la-gi\/\" target=\"_blank\" data-type=\"post\" data-id=\"15589\" rel=\"noreferrer noopener\">n\u1ec1n t\u1ea3ng WordPress<\/a>)<\/li>\n<\/ul>\n\n\n\n<p>T\u00f9y v\u00e0o tr\u01b0\u1eddng h\u1ee3p b\u1ea1n \u0111ang g\u1eb7p ph\u1ea3i, b\u1ea1n c\u00f3 th\u1ec3 ch\u1ecdn c\u00e1ch ph\u00f9 h\u1ee3p \u0111\u1ec3 tr\u00e1nh l\u00e3ng ph\u00ed th\u1eddi gian nh\u00e9!<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img decoding=\"async\" width=\"700\" height=\"400\" src=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2024\/02\/502-bad-gateway-nginx-02.webp\" alt=\"sua-loi-502-bad-gateway-bang-nhieu-cach-khac-nhau\" class=\"wp-image-86704\" title=\"\" srcset=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2024\/02\/502-bad-gateway-nginx-02.webp 700w, https:\/\/tino.vn\/blog\/wp-content\/uploads\/2024\/02\/502-bad-gateway-nginx-02-300x171.webp 300w\" sizes=\"(max-width: 700px) 100vw, 700px\" \/><figcaption class=\"wp-element-caption\">S\u1eeda l\u1ed7i 502 Bad Gateway b\u1eb1ng nhi\u1ec1u c\u00e1ch kh\u00e1c nhau<\/figcaption><\/figure>\n<\/div>\n\n\n<h3 id=\"3_c\u00e1ch_fix_l\u1ed7i_&#8220;502_Bad_Gateway_NGINX&#8221;_th\u00f4ng_th\u01b0\u1eddng\"><a id=\"post-38612-_xpbvh777yd37\"><\/a><strong>3 c\u00e1ch fix l\u1ed7i &#8220;502 Bad Gateway NGINX&#8221; th\u00f4ng th\u01b0\u1eddng<\/strong><\/h3>\n\n\n\n<h4 id=\"T\u1ea3i_l\u1ea1i_trang\"><a id=\"post-38612-_vz29jc8jb4uq\"><\/a><strong>T\u1ea3i l\u1ea1i trang<\/strong><\/h4>\n\n\n\n<p>M\u1ed9t trong nh\u1eefng ph\u01b0\u01a1ng ph\u00e1p g\u1ea7n nh\u01b0 lu\u00f4n hi\u1ec7u qu\u1ea3 trong c\u00e1c gi\u1ea3i ph\u00e1p \u0111\u1ec3 x\u1eed l\u00fd c\u00e1c v\u1ea5n \u0111\u1ec1 li\u00ean quan \u0111\u1ebfn c\u00f4ng ngh\u1ec7 l\u00e0 <strong>kh\u1edfi \u0111\u1ed9ng &#8211; t\u1ea3i l\u1ea1i<\/strong>.<\/p>\n\n\n\n<p>B\u1ea1n c\u0169ng c\u00f3 th\u1ec3 fix l\u1ed7i &#8220;502 Bad Gateway NGINX&#8221; b\u1eb1ng ph\u01b0\u01a1ng ph\u00e1p t\u1ea3i l\u1ea1i:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Website b\u1ea1n \u0111ang truy c\u1eadp trong m\u1ed9t v\u00e0i ph\u00fat<\/li>\n\n\n\n<li>Kh\u1edfi \u0111\u1ed9ng l\u1ea1i tr\u00ecnh duy\u1ec7t<\/li>\n\n\n\n<li>Kh\u1edfi \u0111\u1ed9ng l\u1ea1i Windows<\/li>\n<\/ul>\n\n\n\n<p>N\u1ebfu b\u1ea1n c\u00f3 th\u1ec3 gi\u1ea3i quy\u1ebft v\u1ea5n \u0111\u1ec1 b\u1eb1ng gi\u1ea3i ph\u00e1p n\u00e0y, xin ch\u00fac m\u1eebng! B\u1ea1n s\u1ebd kh\u00f4ng ph\u1ea3i s\u1eed d\u1ee5ng nh\u1eefng bi\u1ec7n ph\u00e1p c\u00f3 ph\u1ea7n \u201cr\u1eafc r\u1ed1i\u201d nh\u01b0 ph\u00eda d\u01b0\u1edbi \u0111\u1ec3 fix l\u1ed7i &#8220;502 Bad Gateway NGINX&#8221;.<\/p>\n\n\n\n<h4 id=\"S\u1eed_d\u1ee5ng_tr\u00ecnh_duy\u1ec7t_kh\u00e1c\"><a id=\"post-38612-_wfvmqix608sk\"><\/a><strong>S\u1eed d\u1ee5ng tr\u00ecnh duy\u1ec7t kh\u00e1c<\/strong><\/h4>\n\n\n\n<p>M\u1ed9t ph\u01b0\u01a1ng ph\u00e1p \u0111\u01a1n gi\u1ea3n v\u00e0 kh\u00e1 hi\u1ec7u qu\u1ea3 kh\u00e1c \u0111\u00f3 ch\u00ednh l\u00e0 thay \u0111\u1ed5i tr\u00ecnh duy\u1ec7t \u0111ang s\u1eed d\u1ee5ng. N\u1ebfu b\u1ea1n s\u1eed d\u1ee5ng tr\u00ecnh duy\u1ec7t Chrome, b\u1ea1n c\u00f3 th\u1ec3 th\u1eed chuy\u1ec3n sang C\u1ed1c C\u1ed1c, Opera, <a href=\"http:\/\/Brave.com\" target=\"_blank\" rel=\"noreferrer noopener nofollow\">Brave<\/a>, DuckgoDuck, Firefox,&#8230;<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img decoding=\"async\" width=\"700\" height=\"400\" src=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2024\/02\/502-bad-gateway-nginx-03.webp\" alt=\"su-dung-trinh-duyet-khac-de-sua-loi\" class=\"wp-image-86705\" title=\"\" srcset=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2024\/02\/502-bad-gateway-nginx-03.webp 700w, https:\/\/tino.vn\/blog\/wp-content\/uploads\/2024\/02\/502-bad-gateway-nginx-03-300x171.webp 300w\" sizes=\"(max-width: 700px) 100vw, 700px\" \/><figcaption class=\"wp-element-caption\">S\u1eed d\u1ee5ng tr\u00ecnh duy\u1ec7t  kh\u00e1c \u0111\u1ec3 s\u1eeda l\u1ed7i<\/figcaption><\/figure>\n<\/div>\n\n\n<h4 id=\"X\u00f3a_cache_tr\u00ecnh_duy\u1ec7t\"><a id=\"post-38612-_vpc16y3b10il\"><\/a><strong>X\u00f3a cache tr\u00ecnh duy\u1ec7t<\/strong><\/h4>\n\n\n\n<p>Th\u00eam m\u1ed9t ph\u01b0\u01a1ng ph\u00e1p kh\u00e1c kh\u00e1 \u0111\u01a1n gi\u1ea3n \u0111\u1ec3 b\u1ea1n th\u1ef1c hi\u1ec7n ch\u00ednh l\u00e0 x\u00f3a cookies tr\u00ecnh duy\u1ec7t.<\/p>\n\n\n\n<p><strong>B\u01b0\u1edbc 1: truy c\u1eadp v\u00e0o clearBrowserData<\/strong> tr\u00ean tr\u00ecnh duy\u1ec7t, b\u1ea1n c\u00f3 th\u1ec3 th\u1ef1c hi\u1ec7n 1 trong 2 c\u00e1ch sau:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>S\u1eed d\u1ee5ng t\u1ed5 h\u1ee3p ph\u00edm: <strong>Ctrl + Shift + Delete<\/strong>.<\/li>\n\n\n\n<li>N\u1ebfu b\u1ea1n kh\u00f4ng th\u1ec3 th\u1ef1c hi\u1ec7n c\u00e1ch tr\u00ean, b\u1ea1n c\u00f3 th\u1ec3: nh\u1ea5p v\u00e0o <strong>d\u1ea5u 3 ch\u1ea5m d\u1ecdc tr\u00ean thanh URL =&gt; C\u00f4ng c\u1ee5 kh\u00e1c =&gt; X\u00f3a d\u1eef li\u1ec7u duy\u1ec7t\/Clear browsing data<\/strong>.<\/li>\n<\/ul>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter is-resized\"><img decoding=\"async\" width=\"805\" height=\"564\" src=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2021\/10\/word-image-636.png\" alt=\"502-bad-gateway-nginx\" class=\"wp-image-38617\" style=\"width:705px;height:494px\" title=\"\" srcset=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2021\/10\/word-image-636.png 805w, https:\/\/tino.vn\/blog\/wp-content\/uploads\/2021\/10\/word-image-636-300x210.png 300w, https:\/\/tino.vn\/blog\/wp-content\/uploads\/2021\/10\/word-image-636-768x538.png 768w\" sizes=\"(max-width: 805px) 100vw, 805px\" \/><\/figure>\n<\/div>\n\n\n<p><strong>B\u01b0\u1edbc 2: <\/strong>trong c\u1eeda s\u1ed5 <strong>Clear browsing data\/ x\u00f3a d\u1eef li\u1ec7u tr\u00ecnh duy\u1ec7t <\/strong>nh\u1ea5n ch\u1ecdn v\u00e0o <strong>t\u1ea5t c\u1ea3 c\u00e1c \u00f4 checkbox =&gt; x\u00f3a t\u1ea5t c\u1ea3.<\/strong><\/p>\n\n\n\n<p><strong>B\u01b0\u1edbc 3: <\/strong>kh\u1edfi \u0111\u1ed9ng l\u1ea1i tr\u00ecnh duy\u1ec7t v\u00e0 truy c\u1eadp v\u00e0o website l\u1ea1i l\u1ea7n n\u1eefa.<\/p>\n\n\n\n<h4 id=\"S\u1eed_d\u1ee5ng_thi\u1ebft_b\u1ecb_kh\u00e1c\"><a id=\"post-38612-_aicg28sm9c28\"><\/a><strong>S\u1eed d\u1ee5ng thi\u1ebft b\u1ecb kh\u00e1c<\/strong><\/h4>\n\n\n\n<p>N\u1ebfu b\u1ea1n ngh\u0129 thi\u1ebft b\u1ecb c\u1ee7a m\u00ecnh l\u00e0 nguy\u00ean nh\u00e2n g\u00e2y ra l\u1ed7i &#8220;502 Bad Gateway nginx&#8221;, b\u1ea1n c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng m\u1ed9t thi\u1ebft b\u1ecb kh\u00e1c \u0111\u1ec3 truy c\u1eadp v\u00e0o website.<\/p>\n\n\n\n<p>V\u00ed d\u1ee5 nh\u01b0 tr\u00ean m\u00e1y t\u00ednh b\u1ea1n kh\u00f4ng th\u1ec3 truy c\u1eadp v\u00e0o website X, b\u1ea1n c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng \u0111i\u1ec7n tho\u1ea1i th\u00f4ng minh c\u1ee7a m\u00ecnh \u0111\u1ec3 th\u1eed truy c\u1eadp v\u00e0o website.<\/p>\n\n\n\n<p>\u0110\u00f4i khi, s\u1ef1 c\u1ed1 c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c gi\u1ea3i quy\u1ebft \u0111\u1ea5y! N\u1ebfu kh\u00f4ng, b\u1ea1n c\u00f3 th\u1ec3 truy c\u1eadp v\u00e0o m\u1ed9t website kh\u00e1c \u0111\u1ec3 xem n\u1ed9i dung v\u00ec kh\u1ea3 n\u0103ng r\u1ea5t cao, l\u1ed7i x\u1ea3y ra l\u00e0 do server c\u1ee7a website.<\/p>\n\n\n\n<h3 id=\"C\u00e1ch_fix_l\u1ed7i_&#8220;502_Bad_Gateway_nginx&#8221;_tr\u00ean_website_WordPress_c\u1ee7a_b\u1ea1n\"><a id=\"post-38612-_bfez3zw018zi\"><\/a><strong>C\u00e1ch fix l\u1ed7i &#8220;502 Bad Gateway nginx&#8221; tr\u00ean website WordPress c\u1ee7a b\u1ea1n<\/strong><\/h3>\n\n\n\n<h4 id=\"Ki\u1ec3m_tra_l\u1ea1i_Plugin\"><a id=\"post-38612-_5g4akbu7ekm6\"><\/a><strong>Ki\u1ec3m tra l\u1ea1i Plugin<\/strong><\/h4>\n\n\n\n<p>N\u1ebfu b\u1ea1n \u0111ang s\u1eed d\u1ee5ng WordPress v\u00e0 b\u1ea1n v\u1eabn c\u00f3 th\u1ec3 truy c\u1eadp v\u00e0o giao di\u1ec7n qu\u1ea3n l\u00fd website, c\u00f3 th\u1ec3 l\u1ed7i x\u1ea3y ra l\u00e0 do s\u1ef1 xung \u0111\u1ed9t gi\u1eefa c\u00e1c <a href=\"https:\/\/tino.vn\/blog\/plugin-la-gi\/\" target=\"_blank\" data-type=\"post\" data-id=\"13905\" rel=\"noreferrer noopener\">Plugin <\/a>tr\u00ean website c\u1ee7a b\u1ea1n.<\/p>\n\n\n\n<p>\u0110\u1ec3 gi\u1ea3i quy\u1ebft, b\u1ea1n th\u1ef1c hi\u1ec7n c\u00e1c b\u01b0\u1edbc nh\u01b0 sau:<\/p>\n\n\n\n<p><strong>B\u01b0\u1edbc 1: <\/strong>truy c\u1eadp v\u00e0o <strong>giao di\u1ec7n qu\u1ea3n l\u00fd Plugin =&gt; ch\u1ecdn t\u1ea5t c\u1ea3 Plugin =&gt; Deactivate.<\/strong><\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter\"><img decoding=\"async\" width=\"768\" height=\"376\" src=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2021\/10\/word-image-637.png\" alt=\"502-bad-gateway-nginx\" class=\"wp-image-38618\" title=\"\" srcset=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2021\/10\/word-image-637.png 768w, https:\/\/tino.vn\/blog\/wp-content\/uploads\/2021\/10\/word-image-637-300x147.png 300w\" sizes=\"(max-width: 768px) 100vw, 768px\" \/><\/figure>\n<\/div>\n\n\n<p><strong>B\u01b0\u1edbc 2:<\/strong> b\u1ea1n th\u1eed<strong> ki\u1ec3m tra l\u1ea1i xem website<\/strong> c\u1ee7a b\u1ea1n \u0111\u00e3 c\u00f3 th\u1ec3 truy c\u1eadp m\u1ed9t c\u00e1ch b\u00ecnh th\u01b0\u1eddng hay ch\u01b0a.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>N\u1ebfu \u0111\u00e3 th\u00e0nh c\u00f4ng<\/strong>: b\u1ea1n <strong>b\u1eadt l\u1ea1i t\u1eebng Plugin<\/strong> xem Plugin n\u00e0o g\u00e2y ra l\u1ed7i. B\u1ea1n c\u00f3 th\u1ec3 ch\u1ecdn c\u00e1ch <strong>x\u00f3a <\/strong>ho\u1eb7c gi\u1eef tr\u1ea1ng th\u00e1i <strong>Deactivate <\/strong>cho Plugin \u0111\u00f3.<\/li>\n\n\n\n<li><strong>N\u1ebfu kh\u00f4ng th\u00e0nh c\u00f4ng. <\/strong>Nguy\u00ean nh\u00e2n d\u1eabn \u0111\u1ebfn l\u1ed7i c\u00f3 th\u1ec3 l\u00e0 do server c\u1ee7a website ho\u1eb7c nh\u1eefng nguy\u00ean nh\u00e2n kh\u00e1c v\u00e0 ch\u00fang ta ph\u1ea3i ti\u1ebfp t\u1ee5c th\u1eed nghi\u1ec7m.<\/li>\n<\/ul>\n\n\n\n<h4 id=\"Ki\u1ec3m_tra_l\u1ea1i_CDN\"><a id=\"post-38612-_dke7w7dychlj\"><\/a><strong>Ki\u1ec3m tra l\u1ea1i CDN<\/strong><\/h4>\n\n\n\n<p>N\u1ebfu b\u1ea1n s\u1eed d\u1ee5ng d\u1ecbch v\u1ee5 CDN c\u1ee7a Cloudflare, ph\u01b0\u01a1ng \u00e1n b\u1ea1n c\u00f3 th\u1ec3 th\u1ef1c hi\u1ec7n l\u00e0:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>V\u00f4 hi\u1ec7u d\u1ecbch v\u1ee5 CDN c\u1ee7a Cloudflare. <\/strong>L\u01b0u \u00fd: c\u00e1ch n\u00e0y c\u00f3 th\u1ec3 m\u1ea5t h\u00e0ng gi\u1edd \u0111\u1ed3ng h\u1ed3 \u0111\u1ec3 ho\u00e0n t\u1ea5t.<\/li>\n\n\n\n<li>Li\u00ean h\u1ec7 v\u1edbi ph\u00ed Cloudflare \u0111\u1ec3 h\u1ed7 tr\u1ee3 gi\u1ea3i quy\u1ebft. N\u1ebfu b\u1ea1n s\u1eed d\u1ee5ng d\u1ecbch v\u1ee5 CDN c\u1ee7a Cloudflare do \u0111\u01a1n v\u1ecb th\u1ee9 3 cung c\u1ea5p, b\u1ea1n n\u00ean li\u00ean h\u1ec7 ngay v\u1edbi h\u1ecd \u0111\u1ec3 gi\u1ea3i quy\u1ebft t\u00ecnh tr\u1ea1ng l\u1ed7i &#8220;502 Bad Gateway nginx&#8221;.<\/li>\n<\/ul>\n\n\n\n<p>Tuy nhi\u00ean, b\u1ea1n th\u1ea5y l\u1ed7i \u201cError 502 Bad Gateway\u201d nh\u01b0 trong \u1ea3nh, t\u00ecnh tr\u1ea1ng l\u1ed7i n\u00e0y kh\u00f4ng ph\u1ea3i l\u00e0 do d\u1ecbch v\u1ee5 c\u1ee7a <a href=\"https:\/\/tino.vn\/blog\/cloudflare-la-gi\/\" data-type=\"post\" data-id=\"15585\" target=\"_blank\" rel=\"noreferrer noopener\">Cloudflare <\/a>g\u00e2y ra. L\u1ed7i n\u00e0y thu\u1ed9c v\u1ec1 ph\u00eda <a href=\"https:\/\/tino.vn\/blog\/hosting-la-gi\/\" target=\"_blank\" data-type=\"post\" data-id=\"53418\" rel=\"noreferrer noopener\">Hosting<\/a> v\u00e0 nh\u00e0 cung c\u1ea5p Hosting s\u1ebd ch\u1ecbu tr\u00e1ch nhi\u1ec7m gi\u1ea3i quy\u1ebft.<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter is-resized\"><img decoding=\"async\" width=\"768\" height=\"618\" src=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2021\/10\/word-image-638.png\" alt=\"502-bad-gateway-nginx\" class=\"wp-image-38619\" style=\"width:697px;height:561px\" title=\"\" srcset=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2021\/10\/word-image-638.png 768w, https:\/\/tino.vn\/blog\/wp-content\/uploads\/2021\/10\/word-image-638-300x241.png 300w\" sizes=\"(max-width: 768px) 100vw, 768px\" \/><\/figure>\n<\/div>\n\n\n<h4 id=\"Ki\u1ec3m_tra_l\u1ea1i_Hosting\"><a id=\"post-38612-_ldxnqvn8lw9g\"><\/a><strong>Ki\u1ec3m tra l\u1ea1i Hosting<\/strong><\/h4>\n\n\n\n<p>C\u00f3 r\u1ea5t nhi\u1ec1u nguy\u00ean nh\u00e2n d\u1eabn \u0111\u1ebfn l\u1ed7i c\u1ee7a Hosting. D\u1ea5u hi\u1ec7u r\u00f5 r\u00e0ng nh\u1ea5t cho l\u1ed7i g\u00e2y ra do Hosting\/ nh\u00e0 cung c\u1ea5p Hosting l\u00e0 b\u1ea1n kh\u00f4ng th\u1ec3 truy c\u1eadp v\u00e0o website c\u1ee7a m\u00ecnh l\u1eabn trang qu\u1ea3n l\u00fd website.<\/p>\n\n\n\n<p>Trong tr\u01b0\u1eddng h\u1ee3p x\u1ea5u h\u01a1n, b\u1ea1n kh\u00f4ng th\u1ec3 truy c\u1eadp v\u00e0o trang web \u0111\u1ec3 qu\u1ea3n l\u00fd server website c\u1ee7a b\u1ea1n.<\/p>\n\n\n\n<p>Khi g\u1eb7p ph\u1ea3i l\u1ed7i &#8220;502 Bad Gateway NGINX&#8221; x\u1ea3y ra do Hosting, b\u1ea1n c\u00f3 th\u1ec3 gi\u1ea3i quy\u1ebft b\u1eb1ng c\u00e1c c\u00e1ch sau:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u0110\u1ee3i m\u1ed9t v\u00e0i ph\u00fat &#8211; v\u00e0i ti\u1ebfng \u0111\u1ec3 nh\u00e0 cung c\u1ea5p Hosting kh\u00f4i ph\u1ee5c xong v\u00e0 b\u1ea1n c\u00f3 th\u1ec3 truy c\u1eadp b\u00ecnh th\u01b0\u1eddng.<\/li>\n\n\n\n<li>Li\u00ean h\u1ec7 ngay v\u1edbi nh\u00e0 cung c\u1ea5p Hosting \u0111\u1ec3 h\u1ecd c\u00f3 th\u1ec3 gi\u1ea3i quy\u1ebft nhanh ch\u00f3ng nh\u1ea5t cho b\u1ea1n. N\u1ebfu website c\u1ee7a b\u1ea1n c\u00f3 l\u01b0u l\u01b0\u1ee3ng truy c\u1eadp l\u1edbn, s\u1eadp website v\u00e0i ti\u1ebfng \u0111\u1ed3ng h\u1ed3 s\u1ebd d\u1eabn \u0111\u1ebfn gi\u1ea3m ngu\u1ed3n thu nh\u1eadp m\u1ed9t c\u00e1ch tr\u1ef1c ti\u1ebfp!<\/li>\n<\/ul>\n\n\n\n<p>Hi v\u1ecdng r\u1eb1ng, b\u1ea1n \u0111\u00e3 c\u00f3 th\u1ec3 gi\u1ea3i quy\u1ebft \u0111\u01b0\u1ee3c t\u00ecnh tr\u1ea1ng l\u1ed7i &#8220;502 Bad Gateway nginx&#8221; m\u00e0 kh\u00f4ng ph\u1ea3i li\u00ean h\u1ec7 \u0111\u1ebfn nh\u00e0 cung c\u1ea5p d\u1ecbch v\u1ee5 Hosting. Ho\u1eb7c tr\u01b0\u1eddng h\u1ee3p l\u1ed7i do Hosting c\u0169ng s\u1ebd \u0111\u01b0\u1ee3c gi\u1ea3i quy\u1ebft nhanh ch\u00f3ng. Ch\u00fac b\u1ea1n fix l\u1ed7i &#8220;502 Bad Gateway nginx&#8221; th\u00e0nh c\u00f4ng!<\/p>\n\n\n\n<h2 id=\"Nh\u1eefng_c\u00e2u_h\u1ecfi_th\u01b0\u1eddng_g\u1eb7p\"><a id=\"post-38612-_bjvarprvumj9\"><\/a><strong>Nh\u1eefng c\u00e2u h\u1ecfi th\u01b0\u1eddng g\u1eb7p<\/strong><\/h2>\n\n\n\t\t<section\t\thelp class=\"sc_fs_faq sc_card    \"\n\t\t\t\t>\n\t\t\t\t<h2 id=\"L\u1ed7i_&quot;502_Bad_Gateway_NGINX&quot;_t\u00e1c_\u0111\u1ed9ng_th\u1ebf_n\u00e0o_\u0111\u1ebfn_SEO_web?\">L\u1ed7i &quot;502 Bad Gateway NGINX&quot; t\u00e1c \u0111\u1ed9ng th\u1ebf n\u00e0o \u0111\u1ebfn SEO web?<\/h2>\t\t\t\t<div>\n\t\t\t\t\t\t<div class=\"sc_fs_faq__content\">\n\t\t\t\t\n\n<p>C\u00f3. N\u1ebfu trong m\u1ed9t th\u1eddi gian d\u00e0i tr\u00ean 6 gi\u1edd, Google s\u1ebd xem l\u1ed7i 502 n\u00e0y l\u00e0 m\u1ed9t l\u1ed7i nghi\u00eam tr\u1ecdng v\u00e0 c\u1ea7n ph\u1ea3i gi\u1ea3i quy\u1ebft nhanh ch\u00f3ng. N\u1ebfu kh\u00f4ng, website c\u1ee7a b\u1ea1n s\u1ebd c\u00f3 th\u1ec3 b\u1ecb Google \u201cxem x\u00e9t\u201d v\u1ec1 th\u1ee9 h\u1ea1ng c\u1ee7a website \u0111\u1ea5y!<\/p>\n\n\t\t\t<\/div>\n\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section\t\thelp class=\"sc_fs_faq sc_card    \"\n\t\t\t\t>\n\t\t\t\t<h2 id=\"C\u00f2n_ph\u01b0\u01a1ng_ph\u00e1p_n\u00e0o_kh\u00e1c_\u0111\u1ec3_gi\u1ea3i_quy\u1ebft_l\u1ed7i_&quot;502_Bad_Gateway_NGINX&quot;_hay_kh\u00f4ng?\">C\u00f2n ph\u01b0\u01a1ng ph\u00e1p n\u00e0o kh\u00e1c \u0111\u1ec3 gi\u1ea3i quy\u1ebft l\u1ed7i &quot;502 Bad Gateway NGINX&quot; hay kh\u00f4ng?<\/h2>\t\t\t\t<div>\n\t\t\t\t\t\t<div class=\"sc_fs_faq__content\">\n\t\t\t\t\n\n<p>N\u1ebfu b\u1ea1n v\u1eabn c\u00f2n g\u1eb7p ph\u1ea3i l\u1ed7i &#8220;502 Bad Gateway NGINX&#8221; v\u00e0 nh\u00e0 cung c\u1ea5p Hosting v\u1eabn ch\u01b0a gi\u1ea3i quy\u1ebft gi\u00fap v\u00e0 b\u1ea1n v\u1eabn truy c\u1eadp v\u00e0o server c\u1ee7a m\u00ecnh \u0111\u01b0\u1ee3c. B\u1ea1n c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng l\u1ec7nh \u0111\u1ec3 kh\u1edfi \u0111\u1ed9ng l\u1ea1i <a href=\"https:\/\/tino.vn\/blog\/tim-hieu-ve-nginx\/\" target=\"_blank\" data-type=\"post\" data-id=\"1209\" rel=\"noreferrer noopener\">NGINX<\/a> v\u00e0 <a href=\"https:\/\/tino.vn\/blog\/php-fpm-la-gi\/\" data-type=\"post\" data-id=\"16278\" target=\"_blank\" rel=\"noreferrer noopener\">PHP-FPM<\/a> c\u1ee7a b\u1ea1n b\u1eb1ng ph\u01b0\u01a1ng ph\u00e1p <a href=\"https:\/\/tino.vn\/blog\/ftp-server-la-gi\/\" target=\"_blank\" data-type=\"post\" data-id=\"324\" rel=\"noreferrer noopener\">FTP<\/a>:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>service nginx restart<\/li>\n\n\n\n<li>service php-fpm restart<\/li>\n<\/ul>\n\n\t\t\t<\/div>\n\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section\t\thelp class=\"sc_fs_faq sc_card    \"\n\t\t\t\t>\n\t\t\t\t<h2 id=\"L\u1ed7i_th\u01b0\u1eddng_x\u1ea3y_ra_tr\u00ean_WordPress_l\u00e0_nh\u1eefng_l\u1ed7i_n\u00e0o?\">L\u1ed7i th\u01b0\u1eddng x\u1ea3y ra tr\u00ean WordPress l\u00e0 nh\u1eefng l\u1ed7i n\u00e0o?<\/h2>\t\t\t\t<div>\n\t\t\t\t\t\t<div class=\"sc_fs_faq__content\">\n\t\t\t\t\n\n<p>WordPress l\u00e0 m\u1ed9t n\u1ec1n t\u1ea3ng \u0111\u1ec3 x\u00e2y d\u1ef1ng website c\u1ef1c k\u1ef3 n\u1ed5i ti\u1ebfng, m\u1ea1nh m\u1ebd v\u00e0 d\u1ec5 s\u1eed d\u1ee5ng. Tuy nhi\u00ean, b\u1ea1n v\u1eabn s\u1ebd g\u1eb7p r\u1ea5t nhi\u1ec1u l\u1ed7i trong qu\u00e1 tr\u00ecnh s\u1eed d\u1ee5ng WordPress. B\u1ea1n c\u00f3 th\u1ec3 theo d\u00f5i b\u00e0i vi\u1ebft: <a href=\"https:\/\/tino.vn\/blog\/loi-thuong-gap-nhat-trong-wordpress\/\" target=\"_blank\" rel=\"noreferrer noopener\">10 l\u1ed7i th\u01b0\u1eddng g\u1eb7p nh\u1ea5t trong WordPress v\u00e0 c\u00e1ch fix<\/a> nh\u00e9!<\/p>\n\n\t\t\t<\/div>\n\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section\t\thelp class=\"sc_fs_faq sc_card    \"\n\t\t\t\t>\n\t\t\t\t<h2 id=\"V\u00ec_sao_ph\u1ea3i_t\u00ecm_nguy\u00ean_nh\u00e2n_d\u1eabn_\u0111\u1ebfn_l\u1ed7i_&quot;502_Bad_Gateway_NGINX&quot;?\">V\u00ec sao ph\u1ea3i t\u00ecm nguy\u00ean nh\u00e2n d\u1eabn \u0111\u1ebfn l\u1ed7i &quot;502 Bad Gateway NGINX&quot;?<\/h2>\t\t\t\t<div>\n\t\t\t\t\t\t<div class=\"sc_fs_faq__content\">\n\t\t\t\t\n\n<p>Nh\u01b0 trong b\u00e0i vi\u1ebft \u0111\u00e3 \u0111\u1ec1 c\u1eadp, n\u1ebfu l\u1ed7i &#8220;502 Bad Gateway NGINX&#8221; x\u1ea3y ra trong m\u1ed9t th\u1eddi gian d\u00e0i s\u1ebd \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn <a href=\"https:\/\/tino.vn\/blog\/seo-la-gi\/\" target=\"_blank\" data-type=\"post\" data-id=\"16068\" rel=\"noreferrer noopener\">SEO<\/a>. V\u00ec th\u1ebf, b\u1ea1n c\u1ea7n ph\u1ea3i t\u00ecm ra nguy\u00ean nh\u00e2n v\u00e0 kh\u1eafc ph\u1ee5c s\u1edbm nh\u1ea5t \u0111\u1ec3 tr\u00e1nh t\u00ecnh tr\u1ea1ng \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn th\u1ee9 h\u1ea1ng website b\u1ea1n \u0111\u00e3 b\u1ecf r\u1ea5t nhi\u1ec1u th\u1eddi gian, ti\u1ec1n b\u1ea1c \u0111\u1ec3 c\u00f3 th\u1ec3 t\u0103ng h\u1ea1ng.<\/p>\n\n\t\t\t<\/div>\n\t\t<\/div>\n\t\t<\/section>\n\t\t\n<script type=\"application\/ld+json\">\n\t{\n\t\t\"@context\": \"https:\/\/schema.org\",\n\t\t\"@type\": \"FAQPage\",\n\t\t\"mainEntity\": [\n\t\t\t\t\t{\n\t\t\t\t\"@type\": \"Question\",\n\t\t\t\t\"name\": \"L\u1ed7i \\\"502 Bad Gateway NGINX\\\" t\u00e1c \u0111\u1ed9ng th\u1ebf n\u00e0o \u0111\u1ebfn SEO web?\",\n\t\t\t\t\"acceptedAnswer\": {\n\t\t\t\t\t\"@type\": \"Answer\",\n\t\t\t\t\t\"text\": \"<p>C\u00f3. 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N\u1ebfu kh\u00f4ng, website c\u1ee7a b\u1ea1n s\u1ebd c\u00f3 th\u1ec3 b\u1ecb Google \u201cxem x\u00e9t\u201d v\u1ec1 th\u1ee9 h\u1ea1ng c\u1ee7a website \u0111\u1ea5y!<\/p>\"\n\t\t\t\t\t\t\t\t\t}\n\t\t\t}\n\t\t\t,\t\t\t\t{\n\t\t\t\t\"@type\": \"Question\",\n\t\t\t\t\"name\": \"C\u00f2n ph\u01b0\u01a1ng ph\u00e1p n\u00e0o kh\u00e1c \u0111\u1ec3 gi\u1ea3i quy\u1ebft l\u1ed7i \\\"502 Bad Gateway NGINX\\\" hay kh\u00f4ng?\",\n\t\t\t\t\"acceptedAnswer\": {\n\t\t\t\t\t\"@type\": \"Answer\",\n\t\t\t\t\t\"text\": \"<p>N\u1ebfu b\u1ea1n v\u1eabn c\u00f2n g\u1eb7p ph\u1ea3i l\u1ed7i \\\"502 Bad Gateway NGINX\\\" v\u00e0 nh\u00e0 cung c\u1ea5p Hosting v\u1eabn ch\u01b0a gi\u1ea3i quy\u1ebft gi\u00fap v\u00e0 b\u1ea1n v\u1eabn truy c\u1eadp v\u00e0o server c\u1ee7a m\u00ecnh \u0111\u01b0\u1ee3c. B\u1ea1n c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng l\u1ec7nh \u0111\u1ec3 kh\u1edfi \u0111\u1ed9ng l\u1ea1i <a>NGINX<\/a> v\u00e0 <a>PHP-FPM<\/a> c\u1ee7a b\u1ea1n b\u1eb1ng ph\u01b0\u01a1ng ph\u00e1p <a>FTP<\/a>:<\/p><ul><li>service nginx restart<\/li><li>service php-fpm restart<\/li><\/ul>\"\n\t\t\t\t\t\t\t\t\t}\n\t\t\t}\n\t\t\t,\t\t\t\t{\n\t\t\t\t\"@type\": \"Question\",\n\t\t\t\t\"name\": \"L\u1ed7i th\u01b0\u1eddng x\u1ea3y ra tr\u00ean WordPress l\u00e0 nh\u1eefng l\u1ed7i n\u00e0o?\",\n\t\t\t\t\"acceptedAnswer\": {\n\t\t\t\t\t\"@type\": \"Answer\",\n\t\t\t\t\t\"text\": \"<p>WordPress l\u00e0 m\u1ed9t n\u1ec1n t\u1ea3ng \u0111\u1ec3 x\u00e2y d\u1ef1ng website c\u1ef1c k\u1ef3 n\u1ed5i ti\u1ebfng, m\u1ea1nh m\u1ebd v\u00e0 d\u1ec5 s\u1eed d\u1ee5ng. Tuy nhi\u00ean, b\u1ea1n v\u1eabn s\u1ebd g\u1eb7p r\u1ea5t nhi\u1ec1u l\u1ed7i trong qu\u00e1 tr\u00ecnh s\u1eed d\u1ee5ng WordPress. 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V\u00ec th\u1ebf, b\u1ea1n c\u1ea7n ph\u1ea3i t\u00ecm ra nguy\u00ean nh\u00e2n v\u00e0 kh\u1eafc ph\u1ee5c s\u1edbm nh\u1ea5t \u0111\u1ec3 tr\u00e1nh t\u00ecnh tr\u1ea1ng \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn th\u1ee9 h\u1ea1ng website b\u1ea1n \u0111\u00e3 b\u1ecf r\u1ea5t nhi\u1ec1u th\u1eddi gian, ti\u1ec1n b\u1ea1c \u0111\u1ec3 c\u00f3 th\u1ec3 t\u0103ng h\u1ea1ng.<\/p>\"\n\t\t\t\t\t\t\t\t\t}\n\t\t\t}\n\t\t\t\t\t\t]\n\t}\n<\/script>\n\n\n","protected":false},"excerpt":{"rendered":"<p>Khi s\u1eed d\u1ee5ng WordPress, b\u1ea1n s\u1ebd kh\u00f4ng tr\u00e1nh \u0111\u01b0\u1ee3c nhi\u1ec1u l\u1ed7i. Trong \u0111\u00f3, l\u1ed7i &#8220;502 Bad Gateway nginx&#8221; khi\u1ebfn website c\u1ee7a b\u1ea1n ch\u1ec9 hi\u1ec3n th\u1ecb m\u1ed9t m\u00e0n h\u00ecnh tr\u1eafng v\u1edbi d\u00f2ng ch\u1eef \u201c&#8221;502 Bad Gateway NGINX&#8221;\u201d c\u1ef1c k\u1ef3 kh\u00f3 ch\u1ecbu v\u1edbi ch\u00ednh b\u1ea1n v\u00e0 kh\u00e1ch truy c\u1eadp. \u0110\u1eebng qu\u00e1 lo l\u1eafng! Trong b\u00e0i vi\u1ebft n\u00e0y, [&hellip;]<\/p>\n","protected":false},"author":4,"featured_media":86713,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[5404],"tags":[6187],"class_list":["post-38612","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-webmasters","tag-ho-tro-developer"],"_links":{"self":[{"href":"https:\/\/tino.vn\/blog\/wp-json\/wp\/v2\/posts\/38612","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/tino.vn\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/tino.vn\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/tino.vn\/blog\/wp-json\/wp\/v2\/users\/4"}],"replies":[{"embeddable":true,"href":"https:\/\/tino.vn\/blog\/wp-json\/wp\/v2\/comments?post=38612"}],"version-history":[{"count":0,"href":"https:\/\/tino.vn\/blog\/wp-json\/wp\/v2\/posts\/38612\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/tino.vn\/blog\/wp-json\/wp\/v2\/media\/86713"}],"wp:attachment":[{"href":"https:\/\/tino.vn\/blog\/wp-json\/wp\/v2\/media?parent=38612"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/tino.vn\/blog\/wp-json\/wp\/v2\/categories?post=38612"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/tino.vn\/blog\/wp-json\/wp\/v2\/tags?post=38612"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}