内容安全策略头为我!你可以通过检查Chrome开发工具控制台来快速排除这种可能性，如果是CSP问题，控制台中会显示错误。在。net中，你可以通过在web中添加头部来解决这个问题。配置文件或代码。

拒绝将表单数据发送到“https://www.mysite.mydomain/”，因为它违反了以下内容安全政策指令:“表单-操作'自我' *。otherdomain www.thirdparty.co.uk”。

这是网络。以上错误的配置修正:

< cspConfiguration > < directives > <指示 < /指令> < / directives > < / cspConfiguration >

我们遇到(取消)状态的另一个地方是在特定的TLS证书错误配置中。如果一个网站(例如https://www.example.com)配置错误，导致证书不包括www。但有效的https://example.com, chrome将取消此请求，并自动重定向到后者的网站。Firefox则不是这样。

当前有效的示例:https://www.pthree.org/

当我用$调用a. js文件时，也发生了同样的情况。ajax，并发出一个ajax请求，我所做的是正常调用。

我也遇到过同样的问题，在我们的代码深处，我们有这样的伪代码:

创建iframe 加载iframe提交一个表单 2秒后，移除iframe

thus, when the server takes more than 2 seconds to respond the iframe to which the server was writing the response to, was removed, but the response was still to be written , but there was no iframe to write , thus chrome cancelled the request, thus to avoid this I made sure that the iframe is removed only after the response is over, or you can change the target to "_blank". Thus one of the reason is: when the resource(iframe in my case) that you are writing something in, is removed or deleted before you stop writing to it, the request will be cancelled

当我通过JavaScript重定向时，我在Chrome中得到了这个错误:

<script>
    window.location.href = "devhost:88/somepage";
</script>

如你所见，我忘记了'http://'.在我添加它之后，它起作用了。

我们曾遇到过类似的问题，Chrome会取消在帧内或iframes内加载内容的请求，但只是间歇性的，这似乎取决于计算机和/或互联网连接的速度。

这些信息已经过时几个月了，但是我从头开始构建了Chromium，在源代码中挖掘了所有可以取消请求的地方，并在所有这些地方设置了断点以进行调试。根据记忆，Chrome会取消请求的地方只有:

The DOM element that caused the request to be made got deleted (i.e. an IMG is being loaded, but before the load happened, you deleted the IMG node) You did something that made loading the data unnecessary. (i.e. you started loading a iframe, then changed the src or overwrite the contents) There are lots of requests going to the same server, and a network problem on earlier requests showed that subsequent requests weren't going to work (DNS lookup error, earlier (same) request resulted e.g. HTTP 400 error code, etc)

在我们的例子中，我们最终追踪到一个试图将HTML附加到另一个帧的帧，这有时发生在目标帧加载之前。一旦您接触到iframe的内容，它就不能再将资源加载到其中(它如何知道将资源放在哪里?)，因此它会取消请求。