{"id":41889,"date":"2025-08-11T15:21:31","date_gmt":"2025-08-11T08:21:31","guid":{"rendered":"https:\/\/helpmimosa.misa.vn\/2025\/?post_type=ht_kb&#038;p=41889"},"modified":"2026-07-16T14:41:33","modified_gmt":"2026-07-16T07:41:33","slug":"lam-the-nao-khi-dang-nhap-vao-du-lieu-bao-loi-cannot-open-database-requested-by-the-login","status":"publish","type":"ht_kb","link":"https:\/\/helpmimosa.misa.vn\/2025\/kb\/lam-the-nao-khi-dang-nhap-vao-du-lieu-bao-loi-cannot-open-database-requested-by-the-login\/","title":{"rendered":"L\u00e0m th\u1ebf n\u00e0o khi \u0111\u0103ng nh\u1eadp v\u00e0o d\u1eef li\u1ec7u b\u00e1o l\u1ed7i \u201cCannot open database \u2026. requested by the login\u2026\u201d?"},"content":{"rendered":"<h3>1. T\u1ed5ng quan<\/h3>\n<p>B\u00e0i vi\u1ebft h\u01b0\u1edbng d\u1eabn x\u1eed l\u00fd l\u1ed7i khi \u0111\u0103ng nh\u1eadp d\u1eef li\u1ec7u k\u1ebf to\u00e1n kh\u00f4ng m\u1edf \u0111\u01b0\u1ee3c c\u01a1 s\u1edf d\u1eef li\u1ec7u tr\u00ean h\u1ec7 th\u1ed1ng do l\u1ed7i &#8220;Cannot open database \u2026 requested by the login. Login failed for user&#8221;<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-41891 size-full\" src=\"\/2025\/wp-content\/uploads\/2025\/08\/1-24.png\" alt=\"L\u1ed7i \u0111\u0103ng nh\u1eadp database SQL\" width=\"598\" height=\"196\" srcset=\"\/2025\/wp-content\/uploads\/2025\/08\/1-24.png 598w, \/2025\/wp-content\/uploads\/2025\/08\/1-24-300x98.png 300w, \/2025\/wp-content\/uploads\/2025\/08\/1-24-50x16.png 50w, \/2025\/wp-content\/uploads\/2025\/08\/1-24-60x20.png 60w, \/2025\/wp-content\/uploads\/2025\/08\/1-24-100x33.png 100w\" sizes=\"auto, (max-width: 598px) 100vw, 598px\" \/><\/p>\n<h3>2. C\u00e1ch x\u1eed l\u00fd<\/h3>\n<h4>2.1. <strong>Kh\u1edfi \u0111\u1ed9ng l\u1ea1i SQL Server<\/strong><\/h4>\n<p><span style=\"font-size: 14pt;\"><strong>C\u00e1ch 1:<\/strong><\/span><\/p>\n<p><strong>B\u01b0\u1edbc 1:<\/strong> T\u1ea1i m\u00e0n h\u00ecnh \u0111\u0103ng nh\u1eadp d\u1eef li\u1ec7u, anh\/ch\u1ecb xem ph\u1ea7n l\u01b0u M\u00e1y ch\u1ee7 \u0111\u1ec3 bi\u1ebft th\u00f4ng tin t\u00ean\u00a0<strong>SQL server<\/strong>\u00a0c\u1ea7n kh\u1edfi \u0111\u1ed9ng t\u00ean l\u00e0 g\u00ec.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-52603\" src=\"\/2025\/wp-content\/uploads\/2026\/07\/PZZImAOSgH.png\" alt=\"\" width=\"703\" height=\"452\" srcset=\"\/2025\/wp-content\/uploads\/2026\/07\/PZZImAOSgH.png 703w, \/2025\/wp-content\/uploads\/2026\/07\/PZZImAOSgH-300x193.png 300w, \/2025\/wp-content\/uploads\/2026\/07\/PZZImAOSgH-50x32.png 50w, \/2025\/wp-content\/uploads\/2026\/07\/PZZImAOSgH-60x39.png 60w, \/2025\/wp-content\/uploads\/2026\/07\/PZZImAOSgH-100x64.png 100w\" sizes=\"auto, (max-width: 703px) 100vw, 703px\" \/><\/p>\n<p><strong>B\u01b0\u1edbc 2: <\/strong>T\u1ea1i g\u00f3c tr\u00e1i b\u00ean d\u01b0\u1edbi c\u1ee7a m\u00e1y t\u00ednh, g\u00f5 t\u00ecm ki\u1ebfm t\u1eeb kho\u00e1 \u201cServices\u201d\u00a0v\u00e0 nh\u1ea5n ch\u1ecdn m\u1edf Services l\u00ean.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-52587\" src=\"\/2025\/wp-content\/uploads\/2026\/07\/chrome_ZN89bFHhs8.png\" alt=\"\" width=\"771\" height=\"725\" srcset=\"\/2025\/wp-content\/uploads\/2026\/07\/chrome_ZN89bFHhs8.png 771w, \/2025\/wp-content\/uploads\/2026\/07\/chrome_ZN89bFHhs8-300x282.png 300w, \/2025\/wp-content\/uploads\/2026\/07\/chrome_ZN89bFHhs8-768x722.png 768w, \/2025\/wp-content\/uploads\/2026\/07\/chrome_ZN89bFHhs8-50x47.png 50w, \/2025\/wp-content\/uploads\/2026\/07\/chrome_ZN89bFHhs8-60x56.png 60w, \/2025\/wp-content\/uploads\/2026\/07\/chrome_ZN89bFHhs8-100x94.png 100w\" sizes=\"auto, (max-width: 771px) 100vw, 771px\" \/><\/p>\n<p><span style=\"font-size: 12pt;\"><strong>B\u01b0\u1edbc 3:<\/strong>\u00a0Tr\u00ean b\u1ea3ng Services, t\u00ecm \u0111\u1ebfn \u0111\u00fang d\u00f2ng t\u00ean SQL \u0111\u00e3 ki\u1ec3m tra \u1edf B\u01b0\u1edbc 1, nh\u1ea5p chu\u1ed9t v\u00e0o d\u00f2ng \u0111\u00f3 v\u00e0 nh\u1ea5n\u00a0Restart.<\/span><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-52599\" src=\"\/2025\/wp-content\/uploads\/2026\/07\/bAeNObbe2E.png\" alt=\"\" width=\"1902\" height=\"1035\" srcset=\"\/2025\/wp-content\/uploads\/2026\/07\/bAeNObbe2E.png 1902w, \/2025\/wp-content\/uploads\/2026\/07\/bAeNObbe2E-300x163.png 300w, \/2025\/wp-content\/uploads\/2026\/07\/bAeNObbe2E-1024x557.png 1024w, \/2025\/wp-content\/uploads\/2026\/07\/bAeNObbe2E-768x418.png 768w, \/2025\/wp-content\/uploads\/2026\/07\/bAeNObbe2E-50x27.png 50w, \/2025\/wp-content\/uploads\/2026\/07\/bAeNObbe2E-1536x836.png 1536w, \/2025\/wp-content\/uploads\/2026\/07\/bAeNObbe2E-60x33.png 60w, \/2025\/wp-content\/uploads\/2026\/07\/bAeNObbe2E-100x54.png 100w\" sizes=\"auto, (max-width: 1902px) 100vw, 1902px\" \/><\/p>\n<p><strong>B\u01b0\u1edbc 4:<\/strong> Sau khi ho\u00e0n th\u00e0nh kh\u1edfi \u0111\u1ed9ng l\u1ea1i SQL server, \u0111\u00f3ng v\u00e0 m\u1edf l\u1ea1i ph\u1ea7n m\u1ec1m MISA MIMOSA 2025, \u0111\u0103ng nh\u1eadp l\u1ea1i d\u1eef li\u1ec7u.<\/p>\n<p><span style=\"font-size: 14pt;\"><strong>C\u00e1ch 2:<\/strong><\/span><\/p>\n<p><strong>B\u01b0\u1edbc 1:<\/strong> T\u1ea1i m\u00e0n h\u00ecnh \u0111\u0103ng nh\u1eadp d\u1eef li\u1ec7u, anh\/ch\u1ecb xem ph\u1ea7n l\u01b0u M\u00e1y ch\u1ee7 \u0111\u1ec3 bi\u1ebft th\u00f4ng tin t\u00ean\u00a0<strong>SQL server<\/strong>\u00a0c\u1ea7n kh\u1edfi \u0111\u1ed9ng t\u00ean l\u00e0 g\u00ec.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-52603\" src=\"\/2025\/wp-content\/uploads\/2026\/07\/PZZImAOSgH.png\" alt=\"\" width=\"703\" height=\"452\" srcset=\"\/2025\/wp-content\/uploads\/2026\/07\/PZZImAOSgH.png 703w, \/2025\/wp-content\/uploads\/2026\/07\/PZZImAOSgH-300x193.png 300w, \/2025\/wp-content\/uploads\/2026\/07\/PZZImAOSgH-50x32.png 50w, \/2025\/wp-content\/uploads\/2026\/07\/PZZImAOSgH-60x39.png 60w, \/2025\/wp-content\/uploads\/2026\/07\/PZZImAOSgH-100x64.png 100w\" sizes=\"auto, (max-width: 703px) 100vw, 703px\" \/><\/p>\n<p><strong>B\u01b0\u1edbc 2:<\/strong> T\u1ea1i g\u00f3c tr\u00e1i b\u00ean d\u01b0\u1edbi c\u1ee7a m\u00e1y t\u00ednh, g\u00f5 t\u00ecm ki\u1ebfm t\u1eeb kho\u00e1 \u201cSQL Server Configuration Manager\u201d v\u00e0 nh\u1ea5n ch\u1ecdn m\u1edf SQL Server Configuration Manager l\u00ean.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-52651\" src=\"\/2025\/wp-content\/uploads\/2026\/07\/chrome_QdVsr8hRe0.png\" alt=\"\" width=\"775\" height=\"724\" srcset=\"\/2025\/wp-content\/uploads\/2026\/07\/chrome_QdVsr8hRe0.png 775w, \/2025\/wp-content\/uploads\/2026\/07\/chrome_QdVsr8hRe0-300x280.png 300w, \/2025\/wp-content\/uploads\/2026\/07\/chrome_QdVsr8hRe0-768x717.png 768w, \/2025\/wp-content\/uploads\/2026\/07\/chrome_QdVsr8hRe0-50x47.png 50w, \/2025\/wp-content\/uploads\/2026\/07\/chrome_QdVsr8hRe0-60x56.png 60w, \/2025\/wp-content\/uploads\/2026\/07\/chrome_QdVsr8hRe0-100x93.png 100w\" sizes=\"auto, (max-width: 775px) 100vw, 775px\" \/><\/p>\n<p><strong>B\u01b0\u1edbc 3:<\/strong> <span style=\"font-size: 12pt;\">Tr\u00ean b\u1ea3ng SQL Server Sevices, t\u00ecm \u0111\u1ebfn \u0111\u00fang d\u00f2ng t\u00ean SQL \u0111\u00e3 ki\u1ec3m tra \u1edf B\u01b0\u1edbc 1, nh\u1ea5p chu\u1ed9t v\u00e0o d\u00f2ng \u0111\u00f3 v\u00e0 nh\u1ea5n Restart.<\/span><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-52645\" src=\"\/2025\/wp-content\/uploads\/2026\/07\/Photos_seIIAKYN77.png\" alt=\"\" width=\"968\" height=\"290\" srcset=\"\/2025\/wp-content\/uploads\/2026\/07\/Photos_seIIAKYN77.png 968w, \/2025\/wp-content\/uploads\/2026\/07\/Photos_seIIAKYN77-300x90.png 300w, \/2025\/wp-content\/uploads\/2026\/07\/Photos_seIIAKYN77-768x230.png 768w, \/2025\/wp-content\/uploads\/2026\/07\/Photos_seIIAKYN77-50x15.png 50w, \/2025\/wp-content\/uploads\/2026\/07\/Photos_seIIAKYN77-60x18.png 60w, \/2025\/wp-content\/uploads\/2026\/07\/Photos_seIIAKYN77-100x30.png 100w\" sizes=\"auto, (max-width: 968px) 100vw, 968px\" \/><\/p>\n<p><strong>B\u01b0\u1edbc 4:<\/strong> Sau khi ho\u00e0n th\u00e0nh kh\u1edfi \u0111\u1ed9ng l\u1ea1i SQL server, \u0111\u00f3ng v\u00e0 m\u1edf l\u1ea1i ph\u1ea7n m\u1ec1m MISA MIMOSA 2025, \u0111\u0103ng nh\u1eadp l\u1ea1i d\u1eef li\u1ec7u.<\/p>\n<h4>2.2. Ph\u1ee5c h\u1ed3i file sao l\u01b0u c\u0169<\/h4>\n<p>Th\u1ef1c hi\u1ec7n theo h\u01b0\u1edbng d\u1eabn t\u1ea1i <a href=\"https:\/\/helpmimosa.misa.vn\/2025\/kb\/phuc-hoi-du-lieu\/\" target=\"_blank\" rel=\"noopener\">t\u1ea1i \u0111\u00e2y<\/a>.<\/p>\n<p><strong>L\u01b0u \u00fd:<\/strong> Khi ph\u1ee5c h\u1ed3i anh\/ch\u1ecb \u0111\u1eb7t t\u00ean d\u1eef li\u1ec7u kh\u00e1c v\u1edbi t\u00ean d\u1eef li\u1ec7u \u0111ang c\u00f3 \u0111\u1ec3 kh\u00f4ng ph\u1ee5c h\u1ed3i \u0111\u00e8.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>1. T\u1ed5ng quan B\u00e0i vi\u1ebft h\u01b0\u1edbng d\u1eabn x\u1eed l\u00fd l\u1ed7i khi \u0111\u0103ng nh\u1eadp d\u1eef li\u1ec7u k\u1ebf to\u00e1n kh\u00f4ng m\u1edf \u0111\u01b0\u1ee3c c\u01a1 s\u1edf d\u1eef li\u1ec7u tr\u00ean h\u1ec7 th\u1ed1ng do l\u1ed7i &#8220;Cannot open database \u2026 requested by the login. Login failed for user&#8221; 2. C\u00e1ch x\u1eed l\u00fd 2.1. Kh\u1edfi \u0111\u1ed9ng l\u1ea1i SQL&#8230;<\/p>\n","protected":false},"author":49,"template":"","format":"standard","meta":{"ub_ctt_via":"","footnotes":""},"ht-kb-category":[1019],"ht-kb-tag":[],"class_list":["post-41889","ht_kb","type-ht_kb","status-publish","format-standard","hentry","ht_kb_category-cai-dat"],"_links":{"self":[{"href":"https:\/\/helpmimosa.misa.vn\/2025\/wp-json\/wp\/v2\/ht-kb\/41889","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/helpmimosa.misa.vn\/2025\/wp-json\/wp\/v2\/ht-kb"}],"about":[{"href":"https:\/\/helpmimosa.misa.vn\/2025\/wp-json\/wp\/v2\/types\/ht_kb"}],"author":[{"embeddable":true,"href":"https:\/\/helpmimosa.misa.vn\/2025\/wp-json\/wp\/v2\/users\/49"}],"version-history":[{"count":4,"href":"https:\/\/helpmimosa.misa.vn\/2025\/wp-json\/wp\/v2\/ht-kb\/41889\/revisions"}],"predecessor-version":[{"id":55743,"href":"https:\/\/helpmimosa.misa.vn\/2025\/wp-json\/wp\/v2\/ht-kb\/41889\/revisions\/55743"}],"wp:attachment":[{"href":"https:\/\/helpmimosa.misa.vn\/2025\/wp-json\/wp\/v2\/media?parent=41889"}],"wp:term":[{"taxonomy":"ht_kb_category","embeddable":true,"href":"https:\/\/helpmimosa.misa.vn\/2025\/wp-json\/wp\/v2\/ht-kb-category?post=41889"},{"taxonomy":"ht_kb_tag","embeddable":true,"href":"https:\/\/helpmimosa.misa.vn\/2025\/wp-json\/wp\/v2\/ht-kb-tag?post=41889"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}