经过查询,此错误是Chrome扩展插件引起的.由于Chrome修改了API接口,原来的请求被拦截.(Chrome 73 onwards disallows cross-origin requests in content scripts. (Code in content scripts will now be subjected to the same CORS rules as the page they are running in)) 已知会引起这个问题的插件 1Password Pin…
Chrome浏览器控制台报错提示 Unchecked runtime.lastError: The message port closed before a response was received Uncaught TypeError: Cannot read property 'nodeName' of null at HTMLDocument.onMouseClick 解决方案 打开chrome://extensions/,逐个关闭扩展程序查看…
报错提示如下: XMLHttpRequest cannot load http://www.xxxx.com/264/Data/GetScreenInfo. No 'Access-Control-Allow-Origin' header is present on the requested resource. Origin 'null' is therefore not allowed access. 今天需要做一个本地测试,html中的js效果涉及跨域拉取数据的问题,Chrome报错并拒绝数…
使用AFNetworking 框架 解析数据 报错提示数据请求失败Error Domain=NSCocoaErrorDomain Code=3840 "The operation couldn’t be completed. (Cocoa error 3840.)" (JSON text did not start with array or object and option to allow fragments not set.) UserInfo=0x9b7eba0 {NSDeb…