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Iis Error Code 304

That was messing me up and also causing 304 responses. Peter Land - What or who am I? For example, when requesting a page, a browser might receive a statis code of 101, followed by an "Upgrade" header showing that the server is changing to a different version of If your client is not a Web browser, then it should equally be able to present the page from a cache. have a peek here

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Features Website Monitoring Monitor DNS Server Mail Server Monitoring Mysql Server Monitoring FTP Monitoring Port Monitoring Alerts & Reports Instant Notification Web Server Monitoring Report Public Report Template Free Uptime Button It tells the client that it should carry on using the same URL to access this resource.303 - See OtherA 303 status code indicates that the response to the request can You will find the resource loads up again no problem, but there is now no round trip to the server and no 304 response. It indicates that a resource has permanently gone (a 404 status code gives no indication if a resource has gine permanently or temporarily), and no new address is known for it.411

See stackoverflow.com/questions/2611264/… for more detail on the code –Greg Apr 12 '10 at 8:42 add a comment| up vote 4 down vote This is intended behavior. Should a spacecraft be launched towards the East? share|improve this answer answered Apr 6 '15 at 3:03 Superbest 6,25982877 add a comment| Your Answer draft saved draft discarded Sign up or log in Sign up using Google Sign IIS returns a 304, even though the client doesn't yet have a copy of the resource. –Philippe Leybaert Apr 28 '10 at 13:05 @Philippe, have you found a solution

http httpwebrequest http-status-code-304 if-modified-since share|improve this question edited Mar 20 '13 at 15:13 Mormegil 6,02512759 asked Apr 8 '10 at 21:30 Greg 11.6k52175347 possible duplicate of HttpWebRequest.GetResponse throws WebException But still the server replies with a 304... Browse other questions tagged http httpwebrequest http-status-code-304 if-modified-since or ask your own question. when the browser serves from its cache. –Justin Harvey Aug 23 '12 at 10:04 1 A 304 status means that the current modified date/etag of the resource matches those in

Press Any Key To Stop..."); Console.ReadKey(); p.Stop(); } } public class Proxy { private HttpListener _listener; private int _port; public Proxy(int port) { int defaultport = 8080; // Setup Thread Pool I write this up as it caused an hour or so’s pain as I played around with IIS caching, as I’ve recently switched to Chrome as my default browser. Because we keep no records of the actual content of your URL Web page, we specifically disallow the 304 response in the HTTP data stream we send. One syllable words with many vowel sounds Bravo For Buckets!

Meaning of grey and yellow/brown colors of buildings in google maps? If anyone can spot why every 2nd time I browse to a link like http://newsimg.bbc.co.uk/css/screen/1_0_16/nol/v4/story.css (starting at the 2nd time, not the first) via this proxy code I get the error In car driving, why does wheel slipping cause loss of control? Check here: superuser.com/questions/220179/… –Bijoy Thangaraj Aug 23 '12 at 10:05 add a comment| 3 Answers 3 active oldest votes up vote 1 down vote The reason for the status you're getting

This response is not what we expect, so we actively report it as an error even though it does not necessarily mean that the Web site is down. Why did my electrician put metal plates wherever the stud is drilled through? Not the answer you're looking for? How to find positive things in a code review? "I am finished" vs "I have finished" Can I get a `du` grouped by month?

It should simply present the Web page from its cache - because it believes the page has not changed since it was last cached. share|improve this answer answered Aug 23 '12 at 9:58 Justin Harvey 8,72211522 By definition the 304 is coming from IIS; it's a server response. Can wait to see the results over the next week or two. share|improve this answer answered Aug 23 '12 at 10:01 Dan Puzey 24.7k33580 1 had the same problem so here's an addition to this stackoverflow.com/questions/8294034/… –Asken Aug 23 '12 at 10:02

Post navigation DevWeek 2011 - A Week of GeekWe’re hiring, and we quite like .net developers MOAR! Standardisation of Time in a FTL Universe Redirect filtered output to file more hot questions question feed about us tour help blog chat data legal privacy policy work here advertising info The 3xx denotes a redirection.

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more stack exchange communities company blog Stack Exchange Inbox Reputation and Badges sign up log in tour help Tour Start here for a quick overview of the site Help Center Detailed Request methods that are allowed should be sent with the response (common request methods are POST and GET).406 - Not AcceptableThe 406 status code means that, although the server understood and Why won’t you play ball? Well, yup, that’s it.

Are you sure that all those 304s are different resources, and that there aren't (for example) 15 each of 20 different Urls? Fixing 304 errors - CheckUpDown You should never see this error at all for the CheckUpDown service. The next time the document is viewed, the client asks the server if the document has changed. It was only chance that I tried the assets in the other browsers when Chrome wasn’t doing as it claimed it should be that I realised it was just a chrome

Indeed, the spec I linked to does state that "If any of the entity tags match [that defined in If-None-Match] ... I turned all compression off for the impacted sites and now they seems to be working fine touch wood. I've tried to clean up the code a bit using "using" type statements etc. current community chat Stack Overflow Meta Stack Overflow your communities Sign up or log in to customize your list.

Not sure if the issue is something to do with how it mimics this aspect of the request and then what happens as the result comes back? N(e(s(t))) a string Word for destroying someone's heart physically Standardisation of Time in a FTL Universe Is it illegal for regular US citizens to possess or read the Podesta emails published 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 Press Any Key To Stop... 2080 - INFO (http://newsimg.bbc.co.uk:8080/css/screen/1_0_16/nol/v4/story.css): START - [50] 2080 - INFO (http://newsimg.bbc.co.uk:8080/css/screen/1_0_16/nol/v4/story.css): START - [50] 2080 - ERROR (http://newsimg.bbc.co.uk/css/screen/1_0_16/nol/v4/story.css): Could not successfully get response: System.Net.WebException - The

Word for destroying someone's heart physically Make an ASCII bat fly around an ASCII moon Find the Infinity Words! Join them; it only takes a minute: Sign up status code 304 not modified, but file was modified up vote -1 down vote favorite 1 I have cleared the browser cache, I'm running IIS 7 on Windows Web Server 2008 R2. I didn't want to assume that the OP is just serving files out of vanilla IIS... –Dan Puzey Aug 23 '12 at 10:16 | show 3 more comments up vote 0

It indicates defective programming by us or the developers of the Web server software. Can I switch between two users in a single click? The 304 status code should only be returned if allowed by the client (e.g. Now you have to clean up after them by catching the exception every time you try to use If-Modified-Since.

If not, the client just reloads the document from the cache. There is very little difference between a 302 status code and a 307 status code. 307 was created as another, less ambiguous, version of the 302 status code. Books: DNA replication How do you grow in a skill when you're the company lead in that area? Write an HTTP data stream through that socket.

http httpwebrequest http-status-code-304 if-modified-since share|improve this question edited Mar 20 '13 at 15:13 Mormegil 6,02512759 asked Apr 8 '10 at 21:30 Greg 11.6k52175347 possible duplicate of HttpWebRequest.GetResponse throws WebException Here is a sample request captured with Fiddler: (Note that the file requested is not located in my browsers cache yet.) GET https://[mysite]/Content/js/jquery.form.js HTTP/1.1 Accept: */* Referer: https://[mysite]/Welcome/News Accept-Language: sv-SE User-Agent: It does not mean that something has moved - it is simply specifying the address at which the response to the request can be found.304 - Not ModifiedThe 304 status code This is supposed to be your cue that the page has not been modified.