

So now we know how the 504 error is worded - but what does it mean exactly? Let's decode it below. In other operating systems, web servers, or browsers, a 504 error may also result in the following message - although it’s less common: “The proxy server did not receive a timely response from the upstream server.” Here's a slight variation:.The message will be: WU_E_PT_HTTP_STATUS_GATEWAY_TIMEOUT. During a Windows Update, a Gateway Timeout Error generates a 0x80244023 error code.In Windows-based programs, a 504 error will appear as ERROR 504, HTTP_STATUS_GATEWAY_TIMEOUT, or “The request was timed out waiting for a gateway message.” Here's how it may appear when using Excel:.This code will appear below a message that reads something like: “This site can’t be reached. In Google Chrome, a 504 error will appear as HTTP ERROR 504.Below are some other common ways a 504 error might appear, depending on the server, operating system, or browser you're using. The screenshot above depicts how a 504 Gateway Timeout Error appears in one server.

Here's how a 504 Gateway Timeout Error might appear in your user's browser: When this happens, your website will serve an error web page to your site’s visitors. Since a 504 Gateway Timeout Error is rather generic, it doesn’t actually pinpoint the exact cause of the issue. Put simply, your web servers aren’t communicating with each other fast enough. A 504 Gateway Timeout Error means your web server didn’t receive a timely response from another server upstream when it attempted to load one of your web pages.
