--- title: "Watcher报告:在JSON负载中找到字段路径" date: 2026-03-12 lastmod: 2026-03-12 description: "Elasticsearch Watcher尝试访问JSON负载中不存在的字段导致的错误及解决方案" tags: ["Elasticsearch", "Watcher", "JSON负载", "字段访问"] summary: " 版本: 6.8-7.15 简而言之,当Elasticsearch Watcher尝试访问JSON负载中不存在的字段时,就会出现此错误。这可能是由于字段名称拼写错误或字段未包含在负载中造成的。要解决此问题,您可以更正Watcher中的字段名称,或确保该字段包含在负载中。此外,您可以添加条件以在尝试访问该字段之前检查它是否存在。 日志上下文 # 日志"Watch[{}] reporting[{}] field path found in JSON payload; payload was {}“的类名是 ReportingAttachmentParser.java。我们从Elasticsearch源代码中提取了以下内容,供那些寻求深入上下文的人使用: .createParser(NamedXContentRegistry.EMPTY, LoggingDeprecationHandler.INSTANCE, stream)) { KibanaReportingPayload payload = new KibanaReportingPayload(); PAYLOAD_PARSER.parse(parser, payload, null); String path = payload.getPath(); if (Strings.isEmpty(path)) { throw new ElasticsearchException("Watch[{}] reporting[{}] field path found in JSON payload; payload was {}", watchId, attachmentId, body.utf8ToString()); } return path; } } " --- > **版本:** 6.8-7.15 简而言之,当Elasticsearch Watcher尝试访问JSON负载中不存在的字段时,就会出现此错误。这可能是由于字段名称拼写错误或字段未包含在负载中造成的。要解决此问题,您可以更正Watcher中的字段名称,或确保该字段包含在负载中。此外,您可以添加条件以在尝试访问该字段之前检查它是否存在。 ## 日志上下文 日志"Watch[{}] reporting[{}] field path found in JSON payload; payload was {}"的类名是[ReportingAttachmentParser.java](https://www.geeksforgeeks.org/java-lang-class-class-java-set-1/)。我们从Elasticsearch源代码中提取了以下内容,供那些寻求深入上下文的人使用: ```java .createParser(NamedXContentRegistry.EMPTY, LoggingDeprecationHandler.INSTANCE, stream)) { KibanaReportingPayload payload = new KibanaReportingPayload(); PAYLOAD_PARSER.parse(parser, payload, null); String path = payload.getPath(); if (Strings.isEmpty(path)) { throw new ElasticsearchException("Watch[{}] reporting[{}] field path found in JSON payload; payload was {}", watchId, attachmentId, body.utf8ToString()); } return path; } } ```