在做项目时,用到axios,数据用post提交时,老是报错,错误提示为: Access to XMLHttpRequest at 'http://127.0.0.1:3000/api/add' from origin 'http://localhost:8080' has been blocked by CORS policy: Request header field content-type is not allowed by Access-Control-Allow-Headers in…
报错信息 浏览器中看到的报错 错误摘要: The request was rejected because the URL contained a potentially malicious String ";" 从控制台看到的报错 2019-09-09 10:39:30,149 ERROR (DirectJDKLog.java:182)- Servlet.service() for servlet [dispatcherServlet] in context with path []…
报错内容为: Content is not allowed in prolog. Nested exception: Content is not allowed in prolog. 网上所述总结来说就是 解析内容内包含BOM .这个标记是看不到的,流里面有这个标记而已. BOM:Byte Order Mark,中文名字节顺序标记.UCS规范建议在传输字节流前,先传输BOM来判断字节顺序. 其实UTF-8是不需要用BOM来表明字节顺序的,但是可以 用BOM来表明编码方式.BOM的UTF-8编码…
报错:1130-host ... is not allowed to connect to this MySql server 解决方法: 1. 改表法. 可能是你的帐号不允许从远程登陆,只能在localhost.这个时候只要在localhost的那台电脑,登入mysql后,更改 "mysql" 数据库里的 "user" 表里的 "host" 项,从"localhost"改称"%" mysql -u r…
执行如下命令报错 mysql -uroot -h${hostIp} -p Enter password:********* ERROR (HY000): Host '$hostIp' is not allowed to connect to this MySQL server 解决方法:1. 改表法.可能是你的帐号不允许从远程登陆,只能在localhost.这个时候只要在localhost的那台电脑,登入mysql后,更改 "mysql" 数据库里的 "user"…
django程序的html页面中form的method='post'的时候报错 Forbidden (403) CSRF verification failed. Request aborted.Help Reason given for failure: CSRF token missing or incorrect. In general, this can occur when there is a genuine Cross Site Request Forgery, or when D…
