OpenClaw 项目fetch failed报错问题排查与解决方案一、报错内容本次问题核心报错原文如下：Response interrupted: TypeError: fetch failedNode.js 运行环境下常见完整报错上下文（已脱敏）：node:internal/deps/undici/undici:xxxx Error.captureStackTrace(err, this); ^ TypeError: fetch failed at Object.fetch (node:internal/deps/undici/undici:xxxx:11) at process.processTicksAndRejections (node:internal/process/task_queues:95:5) at async 业务模块.requestHandler (/项目路径/业务文件.js:xx:xx) cause: Error: 具体底层错误信息 at TCPConnectWrap.afterConnect [as oncomplete] (node:net:xxxx:16) { errno: -xx, code: '错误码', syscall: 'connect', address: '目标地址',