{"id":20827,"date":"2024-01-02T06:36:23","date_gmt":"2024-01-02T06:36:23","guid":{"rendered":"https:\/\/server.hk\/blog\/20827\/"},"modified":"2024-11-14T10:37:51","modified_gmt":"2024-11-14T02:37:51","slug":"how-to-fix-postgresql-error-code-0z002-stacked_diagnostics_accessed_without_active_handler","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/20827\/","title":{"rendered":"\u5982\u4f55\u4fee\u5fa9 PostgreSQL \u932f\u8aa4\u4ee3\u78bc\uff1a0Z002 &#8211; stacked_diagnostics_accessed_without_active_handler"},"content":{"rendered":"<h1 id=\"how-to-fix-postgresql-error-code-0z002-stacked_diagnostics_accessed_without_active_handler-kmkxQPUyID\">\u5982\u4f55\u4fee\u5fa9 PostgreSQL \u932f\u8aa4\u4ee3\u78bc\uff1a0Z002 &#8211; stacked_diagnostics_accessed_without_active_handler<\/h1>\n<p>PostgreSQL \u662f\u4e00\u500b\u529f\u80fd\u5f37\u5927\u7684\u958b\u6e90\u95dc\u4fc2\u578b\u6578\u64da\u5eab\u7ba1\u7406\u7cfb\u7d71\uff0c\u5ee3\u6cdb\u61c9\u7528\u65bc\u5168\u7403\u7684\u958b\u767c\u8005\u548c\u4f01\u696d\u3002\u4e0d\u904e\uff0c\u8207\u4efb\u4f55\u8edf\u4ef6\u4e00\u6a23\uff0cPostgreSQL \u4e5f\u53ef\u80fd\u6703\u9047\u5230\u4e00\u4e9b\u932f\u8aa4\uff0c\u5f71\u97ff\u5176\u6b63\u5e38\u904b\u4f5c\u3002\u5176\u4e2d\u4e00\u500b\u932f\u8aa4\u662f <strong>0Z002 &#8211; stacked_diagnostics_accessed_without_active_handler<\/strong> \u932f\u8aa4\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u6b64\u932f\u8aa4\u7684\u6210\u56e0\uff0c\u4e26\u63d0\u4f9b\u9010\u6b65\u7684\u89e3\u6c7a\u65b9\u6cd5\u3002<\/p>\n<h2 id=\"understanding-the-error-kmkxQPUyID\">\u7406\u89e3\u932f\u8aa4<\/h2>\n<p><strong>0Z002 &#8211; stacked_diagnostics_accessed_without_active_handler<\/strong> \u662f\u4e00\u500b PostgreSQL \u932f\u8aa4\u4ee3\u78bc\uff0c\u767c\u751f\u65bc\u5617\u8a66\u5728\u6c92\u6709\u6d3b\u8e8d\u7570\u5e38\u8655\u7406\u5668\u7684\u60c5\u6cc1\u4e0b\u5b58\u53d6\u5806\u758a\u8a3a\u65b7\u5340\u57df\u6642\u3002\u6b64\u932f\u8aa4\u901a\u5e38\u8868\u793a\u6578\u64da\u5eab\u7684\u7570\u5e38\u8655\u7406\u5b58\u5728\u554f\u984c\u3002<\/p>\n<h2 id=\"possible-causes-kmkxQPUyID\">\u53ef\u80fd\u7684\u6210\u56e0<\/h2>\n<p>\u4ee5\u4e0b\u662f\u5c0e\u81f4 <strong>0Z002 &#8211; stacked_diagnostics_accessed_without_active_handler<\/strong> \u932f\u8aa4\u7684\u5e7e\u500b\u6f5b\u5728\u539f\u56e0\uff1a<\/p>\n<ul>\n<li><strong>\u7f3a\u5c11\u6216\u4e0d\u6b63\u78ba\u7684\u7570\u5e38\u8655\u7406\uff1a<\/strong> \u5982\u679c\u60a8\u7684 PostgreSQL \u6578\u64da\u5eab\u6c92\u6709\u6b63\u78ba\u8a2d\u7f6e\u7570\u5e38\u8655\u7406\uff0c\u53ef\u80fd\u6703\u51fa\u73fe\u6b64\u932f\u8aa4\u3002<\/li>\n<li><strong>\u7570\u5e38\u8655\u7406\u4f7f\u7528\u4e0d\u7576\uff1a<\/strong> \u5982\u679c\u60a8\u7684\u6578\u64da\u5eab\u4ee3\u78bc\u4e2d\u4e0d\u6b63\u78ba\u4f7f\u7528\u7570\u5e38\u8655\u7406\uff0c\u9019\u4e5f\u53ef\u80fd\u6703\u5f15\u767c\u6b64\u932f\u8aa4\u3002<\/li>\n<li><strong>PostgreSQL \u7248\u672c\u904e\u820a\uff1a<\/strong> \u8f03\u820a\u7684 PostgreSQL \u7248\u672c\u53ef\u80fd\u5b58\u5728\u8207\u7570\u5e38\u8655\u7406\u76f8\u95dc\u7684\u6f0f\u6d1e\u6216\u554f\u984c\uff0c\u9019\u53ef\u80fd\u6703\u5c0e\u81f4\u6b64\u932f\u8aa4\u767c\u751f\u3002<\/li>\n<\/ul>\n<h2 id=\"fixing-the-error-kmkxQPUyID\">\u89e3\u6c7a\u932f\u8aa4<\/h2>\n<p>\u8981\u4fee\u5fa9 <strong>0Z002 &#8211; stacked_diagnostics_accessed_without_active_handler<\/strong> \u932f\u8aa4\uff0c\u8acb\u6309\u7167\u4ee5\u4e0b\u6b65\u9a5f\u64cd\u4f5c\uff1a<\/p>\n<h3 id=\"step-1-review-exception-handling-kmkxQPUyID\">\u6b65\u9a5f 1\uff1a\u6aa2\u67e5\u7570\u5e38\u8655\u7406<\/h3>\n<p>\u9996\u5148\uff0c\u6aa2\u67e5\u60a8\u7684 PostgreSQL \u6578\u64da\u5eab\u4ee3\u78bc\uff0c\u78ba\u4fdd\u5df2\u8a2d\u7f6e\u6b63\u78ba\u7684\u7570\u5e38\u8655\u7406\u3002\u78ba\u8a8d\u60a8\u4f7f\u7528\u4e86\u6b63\u78ba\u7684\u8a9e\u6cd5\uff0c\u4e26\u6839\u64da\u5177\u9ad4\u7684\u4f7f\u7528\u60c5\u6cc1\u9069\u7576\u8655\u7406\u7570\u5e38\u3002<\/p>\n<h3 id=\"step-2-check-exception-handling-usage-kmkxQPUyID\">\u6b65\u9a5f 2\uff1a\u6aa2\u67e5\u7570\u5e38\u8655\u7406\u7684\u4f7f\u7528\u65b9\u5f0f<\/h3>\n<p>\u9a57\u8b49\u60a8\u662f\u5426\u5728\u4ee3\u78bc\u4e2d\u6b63\u78ba\u4f7f\u7528\u4e86\u7570\u5e38\u8655\u7406\u3002\u4ed4\u7d30\u6aa2\u67e5\u662f\u5426\u4f7f\u7528\u4e86\u9069\u7576\u7684\u7570\u5e38\u584a\uff0c\u4e26\u78ba\u4fdd\u5728\u9069\u7576\u7684\u5c64\u7d1a\u8655\u7406\u7570\u5e38\u3002<\/p>\n<h3 id=\"step-3-update-postgresql-kmkxQPUyID\">\u6b65\u9a5f 3\uff1a\u66f4\u65b0 PostgreSQL<\/h3>\n<p>\u5982\u679c\u60a8\u4f7f\u7528\u7684\u662f\u8f03\u820a\u7248\u672c\u7684 PostgreSQL\uff0c\u8003\u616e\u66f4\u65b0\u81f3\u6700\u65b0\u7684\u7a69\u5b9a\u7248\u672c\u3002\u8f03\u65b0\u7684\u7248\u672c\u901a\u5e38\u6703\u5305\u62ec\u8207\u7570\u5e38\u8655\u7406\u76f8\u95dc\u7684\u6f0f\u6d1e\u4fee\u5fa9\u548c\u6539\u9032\uff0c\u9019\u53ef\u80fd\u6703\u89e3\u6c7a <strong>0Z002 &#8211; stacked_diagnostics_accessed_without_active_handler<\/strong> \u932f\u8aa4\u3002<\/p>\n<h3 id=\"step-4-test-and-monitor-kmkxQPUyID\">\u6b65\u9a5f 4\uff1a\u6e2c\u8a66\u548c\u76e3\u63a7<\/h3>\n<p>\u5728\u5be6\u65bd\u4e0a\u8ff0\u6b65\u9a5f\u5f8c\uff0c\u5fb9\u5e95\u6e2c\u8a66\u60a8\u7684 PostgreSQL \u6578\u64da\u5eab\uff0c\u78ba\u4fdd\u8a72\u932f\u8aa4\u4e0d\u518d\u767c\u751f\u3002\u540c\u6642\uff0c\u76e3\u63a7\u60a8\u7684\u6578\u64da\u5eab\u662f\u5426\u6709\u5176\u4ed6\u6f5b\u5728\u554f\u984c\uff0c\u4e26\u53ca\u6642\u89e3\u6c7a\u3002<\/p>\n<h2 id=\"summary-kmkxQPUyID\">\u7e3d\u7d50<\/h2>\n<p>\u7e3d\u7d50\u4f86\u8aaa\uff0cPostgreSQL \u4e2d\u7684 <strong>0Z002 &#8211; stacked_diagnostics_accessed_without_active_handler<\/strong> \u932f\u8aa4\u53ef\u4ee5\u901a\u904e\u6aa2\u67e5\u4e26\u66f4\u65b0\u60a8\u7684\u7570\u5e38\u8655\u7406\u4ee3\u78bc\uff0c\u78ba\u4fdd\u5176\u6b63\u78ba\u4f7f\u7528\uff0c\u4e26\u8003\u616e\u66f4\u65b0\u81f3\u6700\u65b0\u7684 PostgreSQL \u7248\u672c\u4f86\u89e3\u6c7a\u3002\u901a\u904e\u9019\u4e9b\u6b65\u9a5f\uff0c\u60a8\u53ef\u4ee5\u6709\u6548\u4fee\u5fa9\u6b64\u932f\u8aa4\uff0c\u78ba\u4fdd\u60a8\u7684 PostgreSQL \u6578\u64da\u5eab\u6b63\u5e38\u904b\u884c\u3002<\/p>\n<p>\u60f3\u4e86\u89e3\u66f4\u591a\u95dc\u65bc VPS \u8a17\u7ba1\u4ee5\u53ca\u5b83\u5982\u4f55\u5e6b\u52a9\u60a8\u7684\u696d\u52d9\uff0c\u8acb\u8a2a\u554f <a href=\"https:\/\/server.hk\">Server.HK<\/a>\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5982\u4f55\u4fee\u5fa9 PostgreSQL &#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":[4924],"tags":[],"class_list":["post-20827","post","type-post","status-publish","format-standard","hentry","category-setup-tutorials"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/20827","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=20827"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/20827\/revisions"}],"predecessor-version":[{"id":24253,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/20827\/revisions\/24253"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=20827"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=20827"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=20827"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}