{"id":21621,"date":"2024-01-02T12:32:27","date_gmt":"2024-01-02T12:32:27","guid":{"rendered":"https:\/\/server.hk\/blog\/21621\/"},"modified":"2024-11-14T10:29:39","modified_gmt":"2024-11-14T02:29:39","slug":"how-to-fix-mongodb-error-code-26-namespacenotfound","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/21621\/","title":{"rendered":"\u5982\u4f55\u4fee\u5fa9 MongoDB \u932f\u8aa4\u4ee3\u78bc &#8211; 26 &#8211; NamespaceNotFound"},"content":{"rendered":"<h1 id=\"how-to-fix-mongodb-error-code-26-namespacenotfound-mjzupyguyi\">\u5982\u4f55\u4fee\u5fa9 MongoDB \u932f\u8aa4\u4ee3\u78bc &#8211; 26 &#8211; NamespaceNotFound<\/h1>\n<p>MongoDB \u662f\u4e00\u500b\u53d7\u6b61\u8fce\u7684\u958b\u6e90 NoSQL \u6578\u64da\u5eab\uff0c\u63d0\u4f9b\u9ad8\u6027\u80fd\u3001\u53ef\u64f4\u5c55\u6027\u548c\u9748\u6d3b\u6027\u3002\u7136\u800c\uff0c\u50cf\u4efb\u4f55\u5176\u4ed6\u8edf\u4ef6\u4e00\u6a23\uff0c\u5b83\u4e5f\u53ef\u80fd\u9047\u5230\u9700\u8981\u89e3\u6c7a\u7684\u932f\u8aa4\u3002\u5176\u4e2d\u4e00\u500b\u932f\u8aa4\u662f MongoDB \u932f\u8aa4\u4ee3\u78bc &#8211; 26 &#8211; NamespaceNotFound\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u6b64\u932f\u8aa4\u7684\u542b\u7fa9\u53ca\u5176\u4fee\u5fa9\u65b9\u6cd5\u3002<\/p>\n<h2 id=\"understanding-the-error-mjzupyguyi\">\u4e86\u89e3\u932f\u8aa4<\/h2>\n<p>\u7576\u67e5\u8a62\u6216\u64cd\u4f5c\u5f15\u7528\u4e0d\u5b58\u5728\u7684\u96c6\u5408\u6216\u547d\u540d\u7a7a\u9593\u6642\uff0c\u6703\u767c\u751f MongoDB \u932f\u8aa4\u4ee3\u78bc &#8211; 26 &#8211; NamespaceNotFound\u3002\u5728 MongoDB \u4e2d\uff0c\u547d\u540d\u7a7a\u9593\u662f\u6307\u6578\u64da\u5eab\u540d\u7a31\u548c\u96c6\u5408\u540d\u7a31\u7684\u7d44\u5408\u3002\u6b64\u932f\u8aa4\u901a\u5e38\u8868\u793a\u6240\u5f15\u7528\u7684\u96c6\u5408\u5728\u6307\u5b9a\u7684\u6578\u64da\u5eab\u4e2d\u4e0d\u5b58\u5728\u3002<\/p>\n<h2 id=\"possible-causes-mjzupyguyi\">\u53ef\u80fd\u539f\u56e0<\/h2>\n<p>\u60a8\u53ef\u80fd\u6703\u9047\u5230 NamespaceNotFound \u932f\u8aa4\u7684\u5e7e\u500b\u539f\u56e0\uff1a<\/p>\n<ul>\n<li><strong>\u96c6\u5408\u540d\u7a31\u62fc\u5beb\u932f\u8aa4\uff1a<\/strong>\u4ed4\u7d30\u6aa2\u67e5\u60a8\u67e5\u8a62\u6216\u64cd\u4f5c\u4e2d\u7684\u96c6\u5408\u540d\u7a31\u3002\u7c21\u55ae\u7684\u62fc\u5beb\u932f\u8aa4\u53ef\u80fd\u5c0e\u81f4\u6b64\u932f\u8aa4\u3002<\/li>\n<li><strong>\u7f3a\u5c11\u96c6\u5408\uff1a<\/strong>\u60a8\u6240\u5f15\u7528\u7684\u96c6\u5408\u53ef\u80fd\u5728\u6307\u5b9a\u7684\u6578\u64da\u5eab\u4e2d\u4e0d\u5b58\u5728\u3002\u78ba\u4fdd\u8a72\u96c6\u5408\u5df2\u5275\u5efa\u4e26\u53ef\u8a2a\u554f\u3002<\/li>\n<li><strong>\u932f\u8aa4\u7684\u6578\u64da\u5eab\uff1a<\/strong>\u9a57\u8b49\u60a8\u6240\u5f15\u7528\u7684\u662f\u6b63\u78ba\u7684\u6578\u64da\u5eab\u3002\u5982\u679c\u8a72\u96c6\u5408\u5b58\u5728\u65bc\u5176\u4ed6\u6578\u64da\u5eab\u4e2d\uff0c\u60a8\u9700\u8981\u5728\u57f7\u884c\u64cd\u4f5c\u4e4b\u524d\u5207\u63db\u5230\u8a72\u6578\u64da\u5eab\u3002<\/li>\n<li><strong>\u8eab\u4efd\u9a57\u8b49\u554f\u984c\uff1a<\/strong>\u5982\u679c\u60a8\u4f7f\u7528\u8eab\u4efd\u9a57\u8b49\uff0c\u8acb\u78ba\u4fdd\u60a8\u64c1\u6709\u8a2a\u554f\u8a72\u96c6\u5408\u7684\u5fc5\u8981\u6b0a\u9650\u3002<\/li>\n<\/ul>\n<h2 id=\"fixing-the-error-mjzupyguyi\">\u4fee\u5fa9\u932f\u8aa4<\/h2>\n<p>\u4ee5\u4e0b\u662f\u4fee\u5fa9 MongoDB \u932f\u8aa4\u4ee3\u78bc &#8211; 26 &#8211; NamespaceNotFound \u7684\u4e00\u4e9b\u6b65\u9a5f\uff1a<\/p>\n<h3 id=\"1-verify-collection-name-mjzupyguyi\">1. \u9a57\u8b49\u96c6\u5408\u540d\u7a31<\/h3>\n<p>\u4ed4\u7d30\u6aa2\u67e5\u60a8\u67e5\u8a62\u6216\u64cd\u4f5c\u4e2d\u7684\u96c6\u5408\u540d\u7a31\uff0c\u78ba\u4fdd\u6c92\u6709\u62fc\u5beb\u932f\u8aa4\u6216\u62fc\u5beb\u932f\u8aa4\u3002MongoDB \u662f\u5340\u5206\u5927\u5c0f\u5beb\u7684\uff0c\u56e0\u6b64\u8acb\u78ba\u4fdd\u5927\u5c0f\u5beb\u8207\u5be6\u969b\u96c6\u5408\u540d\u7a31\u4e00\u81f4\u3002<\/p>\n<h3 id=\"2-check-database-and-collection-existence-mjzupyguyi\">2. \u6aa2\u67e5\u6578\u64da\u5eab\u548c\u96c6\u5408\u7684\u5b58\u5728<\/h3>\n<p>\u78ba\u8a8d\u60a8\u6240\u5f15\u7528\u7684\u6578\u64da\u5eab\u548c\u96c6\u5408\u5b58\u5728\u3002\u60a8\u53ef\u4ee5\u4f7f\u7528 MongoDB shell \u6216\u6578\u64da\u5eab\u7ba1\u7406\u5de5\u5177\u5217\u51fa\u53ef\u7528\u7684\u6578\u64da\u5eab\u548c\u96c6\u5408\u3002\u5982\u679c\u8a72\u96c6\u5408\u4e0d\u5b58\u5728\uff0c\u8acb\u4f7f\u7528 <code>db.createCollection()<\/code> \u547d\u4ee4\u5275\u5efa\u5b83\u3002<\/p>\n<h3 id=\"3-switch-to-the-correct-database-mjzupyguyi\">3. \u5207\u63db\u5230\u6b63\u78ba\u7684\u6578\u64da\u5eab<\/h3>\n<p>\u5982\u679c\u8a72\u96c6\u5408\u5b58\u5728\u65bc\u5176\u4ed6\u6578\u64da\u5eab\u4e2d\uff0c\u8acb\u5728\u57f7\u884c\u64cd\u4f5c\u4e4b\u524d\u5207\u63db\u5230\u8a72\u6578\u64da\u5eab\u3002\u5728 MongoDB shell \u4e2d\u4f7f\u7528 <code>use<\/code> \u547d\u4ee4\u5207\u63db\u5230\u6240\u9700\u7684\u6578\u64da\u5eab\u3002<\/p>\n<h3 id=\"4-verify-authentication-credentials-mjzupyguyi\">4. \u9a57\u8b49\u8eab\u4efd\u9a57\u8b49\u6191\u64da<\/h3>\n<p>\u5982\u679c\u60a8\u4f7f\u7528\u8eab\u4efd\u9a57\u8b49\uff0c\u8acb\u78ba\u4fdd\u60a8\u64c1\u6709\u8a2a\u554f\u8a72\u96c6\u5408\u7684\u5fc5\u8981\u6b0a\u9650\u3002\u6aa2\u67e5\u8207\u60a8\u7684 MongoDB \u7528\u6236\u5e33\u6236\u76f8\u95dc\u7684\u7528\u6236\u89d2\u8272\u548c\u6b0a\u9650\u3002<\/p>\n<h3 id=\"5-restore-from-backup-mjzupyguyi\">5. \u5f9e\u5099\u4efd\u6062\u5fa9<\/h3>\n<p>\u5982\u679c\u60a8\u4e0d\u5c0f\u5fc3\u522a\u9664\u4e86\u8a72\u96c6\u5408\u6216\u8a72\u96c6\u5408\u640d\u58de\uff0c\u60a8\u53ef\u4ee5\u5f9e\u5099\u4efd\u4e2d\u6062\u5fa9\u3002\u78ba\u4fdd\u60a8\u6709\u6700\u8fd1\u7684\u5099\u4efd\u53ef\u7528\uff0c\u4e26\u9075\u5faa\u9069\u7576\u7684\u6062\u5fa9\u6d41\u7a0b\u3002<\/p>\n<h2 id=\"summary-mjzupyguyi\">\u7e3d\u7d50<\/h2>\n<p>\u7e3d\u4e4b\uff0cMongoDB \u932f\u8aa4\u4ee3\u78bc &#8211; 26 &#8211; NamespaceNotFound \u767c\u751f\u5728\u67e5\u8a62\u6216\u64cd\u4f5c\u5f15\u7528\u4e0d\u5b58\u5728\u7684\u96c6\u5408\u6216\u547d\u540d\u7a7a\u9593\u6642\u3002\u8981\u4fee\u5fa9\u6b64\u932f\u8aa4\uff0c\u8acb\u4ed4\u7d30\u6aa2\u67e5\u96c6\u5408\u540d\u7a31\u3001\u9a57\u8b49\u6578\u64da\u5eab\u548c\u96c6\u5408\u7684\u5b58\u5728\u3001\u5fc5\u8981\u6642\u5207\u63db\u5230\u6b63\u78ba\u7684\u6578\u64da\u5eab\u3001\u9a57\u8b49\u8eab\u4efd\u9a57\u8b49\u6191\u64da\uff0c\u4e26\u5728\u9700\u8981\u6642\u5f9e\u5099\u4efd\u6062\u5fa9\u3002<\/p>\n<p>\u5982\u679c\u60a8\u6b63\u5728\u5c0b\u627e\u53ef\u9760\u4e14\u9ad8\u6027\u80fd\u7684 VPS \u4e3b\u6a5f\u89e3\u6c7a\u65b9\u6848\uff0c\u8acb\u8003\u616e <a href=\"https:\/\/server.hk\">Server.HK<\/a>\u3002Server.HK \u63d0\u4f9b\u591a\u7a2e\u8a08\u5283\u548c\u512a\u79c0\u7684\u5ba2\u6236\u652f\u6301\uff0c\u70ba\u60a8\u7684\u696d\u52d9\u9700\u6c42\u63d0\u4f9b\u4e00\u6d41\u7684 VPS \u4e3b\u6a5f\u670d\u52d9\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5982\u4f55\u4fee\u5fa9 MongoDB \u932f\u8aa4\u4ee3&#46;&#46;&#46;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[4925],"tags":[],"class_list":["post-21621","post","type-post","status-publish","format-standard","hentry","category-4925"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/21621","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=21621"}],"version-history":[{"count":2,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/21621\/revisions"}],"predecessor-version":[{"id":23806,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/21621\/revisions\/23806"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=21621"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=21621"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=21621"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}