The 304 status code should only be returned if allowed by the client (e.g. Thanks. Why won’t you play ball? Darrell Norton, MVP Darrell Norton's Blog Please click "Mark as Answer" if this helped you. ‹ Previous Thread|Next Thread › This site is managed for Microsoft by Neudesic, LLC. | © have a peek here
Professional name different from legal name How to change log levels for apex tests Can you change classes in the middle of a Battlefield 4 game? But, if you navigate to that page (after you’ve had your code 200’s) via either a bookmark or a google search (essentially, via a hyperlink) then jobs a good un and Ankit Tayal posted Oct 1, 2016 Help with my program?? The 304 status code should only be returned if we allow it in the HTTP data stream we send to the Web server.
It should simply present the Web page from its cache - because it believes the page has not changed since it was last cached. From the ‘IIS’ section in the main pane (make sure you’re on features view for this) double click on ‘Http Response Headers’. asked 4 years ago viewed 804 times active 4 years ago Blog Stack Overflow Podcast #91 - Can You Stump Nick Craver? If your client is not a Web browser, then it should equally be able to present the page from a cache.
Fixing 304 errors - general You should never see this error in your Web browser. Turns out hitting refresh on any browser will indeed make that round trip – the refresh button is almost an override for the local browser cache and says ‘go and double This will greatly reduce resources on the server. http://www.checkupdown.com/status/E304.html Also, you can have the IIS restart first before performing the above tests.
So ARR never returns 304 to browser, but simply gets the cached file from disk and returns 200 to browser. 500 0 64 Iis Error If this not work, I'm afraid the asp.net installed on the machine may be corrupted. If you use the refresh button Chrome will make a call out for almost every element. Craig Deelsnyder Guest Avijit wrote: > Hi: > > I have written a small ASP.NET app to display various graphs and data using C# codebehind classes etc.
Because the majority of our visitors use the Chrome browser? http://idisposable.co.uk/2011/03/iis-optimising-performance-304-status-codes-and-one-stupid-browser/ And if you have any other findings, please also feel free to post here. Iis Status Code 304 This seems to happen randomly when browsing the site in all major browsers. –Ola Herrdahl Mar 1 '10 at 18:45 @Ola Herrdahl: Have a look at my edit. –squillman Iis 302 Error Member Login Remember Me Forgot your password?
No HTTP code0IIS 7 Timeout is too short and code isn't returned to the browser Hot Network Questions One syllable words with many vowel sounds I beat the wall of flesh First up, a play with expiry of content. Just click the sign up button to choose a username and then you can ask your own questions on the forum. Check This Out asked 2 years ago viewed 951 times active 2 years ago Blog Stack Overflow Podcast #91 - Can You Stump Nick Craver?
The cache-control directives can be broken down into these general categories: - Restrictions on what are cacheable; these may only be imposed by the origin server. Iis 500 0 0 Error Here is an example of the initial response for the image, btn-blue.png, that will pull from the cache: Accept-Ranges:bytes Content-Length:49585 Content-Type:image/png Date:Fri, 27 Jan 2012 16:02:26 GMT ETag:"26cb96cdccc1:0" Expires:Sat, 31 Dec So Firefox did not download it since the file has not changed.
Advertisements Latest Threads Is this possible? i think that's valid, as the browser > asks with an 'if-modified-since', but the server says no need to resend, > it's still 'current content'....sounds more like a browser problem, > This error occurs in the final step above when the client receives an HTTP status code that it recognises as '304'. Sc-win32-status Section 14.9.1 defines public, private, and no-cache as the directives restricting what is cacheable, which can only be imposed by the server.
Well, it loads up no problem in IE or Firefox, but there’s another pesky browser on the block… Hmmm, Google Chrome? This means you think the file will change and you don't explicitly cache it, or set an "Expires" header tag way in the future. Post navigation DevWeek 2011 - A Week of GeekWe’re hiring, and we quite like .net developers MOAR! this contact form Since the log indicate that you can't visit the asp.net web pages, then what about view static Html pages in a virtual folder?
Get first N elements of parameter pack Crossing the border from Switzerland to France and back Make an ASCII bat fly around an ASCII moon Sci-Fi movie, about binary code, aliens, Jan 27 '12 at 17:39 | show 4 more comments 2 Answers 2 active oldest votes up vote 5 down vote accepted So we figured out why this was happening. The client browser will send with a date of the client cache and the webserver return the status code indicate whether the requested resouce has been modified or not. 304 means Also I'm guessing the reason I'm not seeing anything in the FREB logs is because this is handled at kernel level and thus never reaches the IIS itself?
Receive an HTTP data stream back from the Web server in response. How to check access permissions on items for a user? Mikaila posted Sep 30, 2016 connecting problem in vb.net with ldap to active directory hakeem122 posted Sep 26, 2016 I need advice re mysqli dropdown imaloon posted Sep 21, 2016 how How does a migratory species farm?
share|improve this answer answered Jun 4 '10 at 4:37 Hobietje add a comment| Your Answer draft saved draft discarded Sign up or log in Sign up using Google Sign up I have implemented the suggestions called for here: Asking browsers to cache as aggressively as possible However no matter what I do some images refuse to be pulled from the cache browser (IE 6.0 ) hangs forever and the web log shows the following error: ---------------------- 07:56:29 127.0.0.1 GET /MyApp/get_aspx_ver.aspx 404 07:56:29 10.5.1.78 OPTIONS / 200 07:56:29 10.5.1.78 PROPFIND /WWWROOT$ 404 07:57:17 and works for the most part fine on a local machine (i.e., browser on the same XP Pro box where IIS is running). > > The problem is I am getting
Instead of clicking refresh, click into the address bar and press return. http://www.grumpydev.com/ Steven Robbins There's a good SO thread on what the various browsers do with regard to cache headers when the user presses F5, CTRL+F5 etc: http://stackoverflow.com/questions/385367/what-requests-do-browsers-f5-and-ctrl-f5-refreshes-generate Terry Brown superb - However, this feels more like a workaround than a fix to me, unless I'm misunderstanding how the cache is used? So how do I avoid the round trip for non modified resources?
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