{"id":21715,"date":"2024-01-02T14:06:23","date_gmt":"2024-01-02T14:06:23","guid":{"rendered":"https:\/\/server.hk\/blog\/21715\/"},"modified":"2024-11-14T10:28:11","modified_gmt":"2024-11-14T02:28:11","slug":"how-to-fix-mongodb-error-code-126-rpcprotocolnegotiationfailed","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/21715\/","title":{"rendered":"\u5982\u4f55\u4fee\u5fa9 MongoDB \u932f\u8aa4\u4ee3\u78bc &#8211; 126 &#8211; RPCProtocolNegotiationFailed"},"content":{"rendered":"<h1 id=\"how-to-fix-mongodb-error-code-126-rpcprotocolnegotiationfailed-CDyvdoUqyf\">\u5982\u4f55\u4fee\u5fa9 MongoDB \u932f\u8aa4\u4ee3\u78bc &#8211; 126 &#8211; RPCProtocolNegotiationFailed<\/h1>\n<p>MongoDB \u662f\u4e00\u500b\u53d7\u6b61\u8fce\u7684\u958b\u6e90 NoSQL \u8cc7\u6599\u5eab\uff0c\u63d0\u4f9b\u9ad8\u6548\u80fd\u3001\u53ef\u64f4\u5c55\u6027\u548c\u9748\u6d3b\u6027\u3002\u7136\u800c\uff0c\u8207\u5176\u4ed6\u8edf\u9ad4\u4e00\u6a23\uff0c\u5b83\u53ef\u80fd\u6703\u9047\u5230\u932f\u8aa4\uff0c\u5f71\u97ff\u5176\u6b63\u5e38\u904b\u4f5c\u3002\u5176\u4e2d\u4e00\u500b\u932f\u8aa4\u662f MongoDB \u932f\u8aa4\u4ee3\u78bc &#8211; 126 &#8211; RPCProtocolNegotiationFailed\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u6b64\u932f\u8aa4\u7684\u6210\u56e0\uff0c\u4e26\u63d0\u4f9b\u9010\u6b65\u89e3\u6c7a\u65b9\u6848\u4f86\u4fee\u5fa9\u6b64\u554f\u984c\u3002<\/p>\n<h2 id=\"understanding-the-error-CDyvdoUqyf\">\u7406\u89e3\u932f\u8aa4<\/h2>\n<p>\u7576\u767c\u751f MongoDB \u932f\u8aa4\u4ee3\u78bc &#8211; 126 &#8211; RPCProtocolNegotiationFailed \u6642\uff0c\u8868\u793a\u5ba2\u6236\u7aef\u8207\u4f3a\u670d\u5668\u5728\u9060\u7aef\u904e\u7a0b\u8abf\u7528\uff08RPC\uff09\u5354\u8b70\u7684\u5354\u5546\u904e\u7a0b\u4e2d\u5931\u6557\u3002\u9019\u500b\u932f\u8aa4\u901a\u5e38\u610f\u5473\u8457 MongoDB \u4f3a\u670d\u5668\u8207\u5ba2\u6236\u7aef\u7684\u7248\u672c\u4e0d\u5339\u914d\u3002<\/p>\n<h2 id=\"possible-causes-CDyvdoUqyf\">\u53ef\u80fd\u7684\u539f\u56e0<\/h2>\n<p>\u51fa\u73fe RPCProtocolNegotiationFailed \u932f\u8aa4\u6709\u591a\u7a2e\u6f5b\u5728\u539f\u56e0\uff1a<\/p>\n<ul>\n<li><strong>\u7248\u672c\u4e0d\u517c\u5bb9\uff1a<\/strong> MongoDB \u4f3a\u670d\u5668\u8207\u5ba2\u6236\u7aef\u7684\u7248\u672c\u53ef\u80fd\u4e0d\u517c\u5bb9\u3002\u5fc5\u9808\u78ba\u4fdd\u4f7f\u7528\u7684\u7248\u672c\u662f\u76f8\u4e92\u517c\u5bb9\u7684\uff0c\u5426\u5247\u6703\u5c0e\u81f4\u6b64\u932f\u8aa4\u3002<\/li>\n<li><strong>\u9632\u706b\u7246\u6216\u7db2\u7d61\u554f\u984c\uff1a<\/strong> \u9632\u706b\u7246\u6216\u7db2\u7d61\u914d\u7f6e\u53ef\u80fd\u963b\u64cb\u4e86\u5ba2\u6236\u7aef\u8207\u4f3a\u670d\u5668\u4e4b\u9593\u6240\u9700\u7684\u901a\u8a0a\uff0c\u5f9e\u800c\u5c0e\u81f4\u5354\u5546\u5931\u6557\u3002<\/li>\n<li><strong>\u9023\u63a5\u5b57\u7b26\u4e32\u932f\u8aa4\uff1a<\/strong> \u932f\u8aa4\u7684\u9023\u63a5\u5b57\u7b26\u4e32\u4e5f\u6703\u89f8\u767c\u6b64\u932f\u8aa4\u3002\u56e0\u6b64\uff0c\u52d9\u5fc5\u4ed4\u7d30\u6aa2\u67e5\u9023\u63a5\u5b57\u7b26\u4e32\u7684\u6e96\u78ba\u6027\u3002<\/li>\n<\/ul>\n<h2 id=\"fixing-the-error-CDyvdoUqyf\">\u4fee\u5fa9\u932f\u8aa4<\/h2>\n<p>\u8981\u89e3\u6c7a MongoDB \u932f\u8aa4\u4ee3\u78bc &#8211; 126 &#8211; RPCProtocolNegotiationFailed\uff0c\u8acb\u6309\u7167\u4ee5\u4e0b\u6b65\u9a5f\u64cd\u4f5c\uff1a<\/p>\n<h3 id=\"step-1-check-mongodb-versions-CDyvdoUqyf\">\u6b65\u9a5f 1\uff1a\u6aa2\u67e5 MongoDB \u7248\u672c<\/h3>\n<p>\u78ba\u4fdd\u60a8\u4f7f\u7528\u7684 MongoDB \u4f3a\u670d\u5668\u8207\u5ba2\u6236\u7aef\u7248\u672c\u517c\u5bb9\u3002\u8acb\u8a2a\u554f MongoDB \u5b98\u65b9\u7db2\u7ad9\u6216\u53c3\u8003\u76f8\u95dc\u6587\u6a94\uff0c\u4ee5\u78ba\u5b9a\u517c\u5bb9\u7684\u7248\u672c\u3002\u5982\u679c\u767c\u73fe\u7248\u672c\u4e0d\u5339\u914d\uff0c\u8acb\u76f8\u61c9\u5730\u5347\u7d1a\u6216\u964d\u7d1a MongoDB \u4f3a\u670d\u5668\u6216\u5ba2\u6236\u7aef\u3002<\/p>\n<h3 id=\"step-2-verify-firewall-and-network-settings-CDyvdoUqyf\">\u6b65\u9a5f 2\uff1a\u9a57\u8b49\u9632\u706b\u7246\u548c\u7db2\u7d61\u8a2d\u7f6e<\/h3>\n<p>\u6aa2\u67e5\u9632\u706b\u7246\u548c\u7db2\u7d61\u8a2d\u7f6e\uff0c\u78ba\u4fdd\u5b83\u5011\u4e0d\u6703\u963b\u6b62\u5ba2\u6236\u7aef\u8207\u4f3a\u670d\u5668\u4e4b\u9593\u6240\u9700\u7684\u901a\u8a0a\u3002\u78ba\u4fdd MongoDB \u6240\u9700\u7684\u7aef\u53e3\u5df2\u6253\u958b\u4e26\u53ef\u8a2a\u554f\u3002\u5982\u6709\u9700\u8981\uff0c\u8acb\u8aee\u8a62\u7db2\u7d61\u7ba1\u7406\u54e1\u6216\u53c3\u8003 MongoDB \u6587\u6a94\uff0c\u4e86\u89e3\u914d\u7f6e\u9632\u706b\u7246\u548c\u7db2\u7d61\u8a2d\u7f6e\u7684\u5177\u9ad4\u6307\u5c0e\u3002<\/p>\n<h3 id=\"step-3-validate-connection-string-CDyvdoUqyf\">\u6b65\u9a5f 3\uff1a\u9a57\u8b49\u9023\u63a5\u5b57\u7b26\u4e32<\/h3>\n<p>\u4ed4\u7d30\u6aa2\u67e5\u7528\u4f86\u9023\u63a5 MongoDB \u4f3a\u670d\u5668\u7684\u9023\u63a5\u5b57\u7b26\u4e32\uff0c\u78ba\u4fdd\u5b83\u662f\u6e96\u78ba\u7684\uff0c\u4e26\u5305\u542b\u6b63\u78ba\u7684\u4e3b\u6a5f\u3001\u7aef\u53e3\u548c\u8eab\u4efd\u9a57\u8b49\u8cc7\u6599\u3002\u5982\u679c\u4e0d\u78ba\u5b9a\u9023\u63a5\u5b57\u7b26\u4e32\u7684\u683c\u5f0f\uff0c\u8acb\u53c3\u8003 MongoDB \u6587\u6a94\u9032\u884c\u6307\u5c0e\u3002<\/p>\n<h3 id=\"step-4-restart-mongodb-server-CDyvdoUqyf\">\u6b65\u9a5f 4\uff1a\u91cd\u65b0\u555f\u52d5 MongoDB \u4f3a\u670d\u5668<\/h3>\n<p>\u5982\u679c\u524d\u8ff0\u6b65\u9a5f\u7121\u6cd5\u89e3\u6c7a\u932f\u8aa4\uff0c\u8acb\u5617\u8a66\u91cd\u65b0\u555f\u52d5 MongoDB \u4f3a\u670d\u5668\u3002\u6709\u6642\uff0c\u7c21\u55ae\u7684\u91cd\u65b0\u555f\u52d5\u53ef\u4ee5\u4fee\u5fa9\u81e8\u6642\u7684\u6545\u969c\u6216\u914d\u7f6e\u554f\u984c\u3002<\/p>\n<h2 id=\"summary-CDyvdoUqyf\">\u7e3d\u7d50<\/h2>\n<p>MongoDB \u932f\u8aa4\u4ee3\u78bc &#8211; 126 &#8211; RPCProtocolNegotiationFailed \u53ef\u4ee5\u901a\u904e\u78ba\u4fdd MongoDB \u4f3a\u670d\u5668\u8207\u5ba2\u6236\u7aef\u7248\u672c\u7684\u517c\u5bb9\u6027\u3001\u9a57\u8b49\u9632\u706b\u7246\u8207\u7db2\u7d61\u8a2d\u7f6e\u3001\u6aa2\u67e5\u9023\u63a5\u5b57\u7b26\u4e32\uff0c\u4ee5\u53ca\u5728\u5fc5\u8981\u6642\u91cd\u65b0\u555f\u52d5 MongoDB \u4f3a\u670d\u5668\u4f86\u89e3\u6c7a\u3002\u6309\u7167\u9019\u4e9b\u6b65\u9a5f\u64cd\u4f5c\uff0c\u60a8\u53ef\u4ee5\u514b\u670d\u6b64\u932f\u8aa4\uff0c\u78ba\u4fdd MongoDB \u8cc7\u6599\u5eab\u7684\u9806\u5229\u904b\u884c\u3002<\/p>\n<p>\u5982\u679c\u60a8\u9700\u8981\u53ef\u9760\u4e14\u9ad8\u6548\u80fd\u7684 VPS \u8a17\u7ba1\u89e3\u6c7a\u65b9\u6848\uff0c\u53ef\u4ee5\u8003\u616e <a href=\"https:\/\/server.hk\">Server.HK<\/a>\u3002\u6211\u5011\u9802\u5c16\u7684 VPS \u8a17\u7ba1\u670d\u52d9\u5c07\u70ba\u60a8\u63d0\u4f9b\u91cf\u8eab\u5b9a\u5236\u7684\u5f37\u5927\u865b\u64ec\u4f3a\u670d\u5668\uff0c\u6eff\u8db3\u60a8\u7684\u5177\u9ad4\u9700\u6c42\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-21715","post","type-post","status-publish","format-standard","hentry","category-4925"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/21715","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=21715"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/21715\/revisions"}],"predecessor-version":[{"id":23680,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/21715\/revisions\/23680"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=21715"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=21715"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=21715"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}