The 404 or Not Found error message is a HTTP standard response code indicating that the client was able to communicate with the server, but the server could not find what was requested.

learn more… | top users | synonyms (1)

1
vote
1answer
337 views

Do large number of internal broken links affect SEO?

We've a WordPress blog and had disqus plugin in stalled for several months. Around late August this year, the plugin created a ton of URLs that linked to non-existent location on our website. For ...
2
votes
1answer
673 views

Pins on Pinterest link to 404 - yet link is valid

this is a really strange one. I've set up a bunch of pins on Pinterest linking through to our services which all work fine. Then I decided to do the same on our blog articles (we use Wordpress), yet ...
1
vote
1answer
147 views

Is there any way to prevent Googlebar from breaking Friendly 404s

This might be considered a continuation of this question. If I output HTML after my 404 header, It displays properly in IE and FF unless the user has Google bar instaled. If I try header('HTTP/1.x ...
2
votes
2answers
276 views

Send 404 Status Code on www.example.com

Does anyone know if it's at all possible (preferably with .htaccess), to send a 404 error code and page when visiting http://www.example.com but have http://example.com working just fine? I want to ...
0
votes
1answer
69 views

Unrestricted free tool for finding 404's?

Google WebMaster Tools limit to the first 1000 (I won't get into that), Xenu doesn't seem to list the page the offending link is on, and W3C limits to the first 150 pages. Can someone suggest a tool ...
1
vote
0answers
169 views

Site returning 404 header to Google, not sure why

A Drupal site that works fine for regular users returns a 404 not found error when I try to use the W3C validator on it; it is also not being indexed by Google at all (which is the main issue but I ...
10
votes
2answers
302 views

Clients requesting garbled URLs

I've noticed some odd 404s which appear to be broken URL rewriting code. Our image viewer requests tiles using URLs like this: /media/204/service/dzi/1/1_files/7/0_0.jpg I see some - well under ...
2
votes
1answer
405 views

Edit robots.txt on google sites

Getting many 404 errors on my website for the following URLs: /system/app/pages/admin/revisions* I was going to put Disallow in robots.txt, but it seems there is no way to edit robots.txt in google ...
2
votes
3answers
232 views

Google Webmasters tools crawl error caused by URL split into two lines

I am looking in to Google Webmaster Tools - Crawl Error section. How should I handle for those URL due their system / application showed invalid URL. e.g ...
1
vote
1answer
180 views

Is it possible to use two different ErrorDocuments for different paths of a website?

I currently run PmWiki at mydomain.com/pmwiki. I have a 404 page and .htaccess set up in my site's document root for 404 pages regarding anything that doesn't have to do with my wiki. By default, ...
1
vote
2answers
209 views

Does hiding images on 404 error affect SEO? [duplicate]

Possible Duplicate: SEO (or other) problems with a 404? I have a dynamic website that allows registered users to upload and display images on the their profile page. As each user may upload ...
1
vote
1answer
51 views

There is website Service for unavailable domains?

I have few domains, I don't want to use it on my website and I want to redirect different server, says site not available. I would be happy if I can set different message for every domain.
3
votes
1answer
331 views

Google Webmasters Tools strange 404 errors referred from same site

Starting about a month ago, I noticed a sudden increase in 404 errors in Webmasters Tools for one of my sites (over 1400 errors so far). All the errors are being referred from my own site to non ...
4
votes
1answer
293 views

Undefined 404's not logging

Our custom 404 page sends us Emails to notify us of broken links. We've been lately getting emails with such a missing page: http://domain.com/undefined However, no log entries (IIS) exist on that ...
1
vote
1answer
311 views

Suddenly I have started getting 404 wordpress errors

Suddenly I have started getting 404 error on Google Webmaster. The backend is wordpress. 404 link is ...
6
votes
2answers
261 views

serious 404 problem, suggestions for hunting them all down

I have a bit of a situation coming up. Due to a complete website structure redesign that is basically inevitable, I expect to have the following: Our sitemap of about 12,000 url's have about 90-95% ...
1
vote
0answers
312 views

404 error on a file/directory that exists?

We are using the vBulletin system. I have set it up so that it redirects 404 error's to a php page, so it follows the theme of the forum. However, if I go to a directory that exists (the admin ...
0
votes
2answers
890 views

Avoid SEO loss after URL structure change

We recently re-wrote our site from Umbraco to WordPress. This has been done by third-party developers. I have been the project manager and it is my mistake that I haven't notice the change of URLs ...
2
votes
3answers
127 views

What is the best way to deal with 404s that are all trying to point to the same page that are from an external site?

I started getting 404s showing up in my Google Webmaster's Tools from a site linking to a specific category but with odd characters at the end of the URL. So Something like this: ...
1
vote
1answer
658 views

Managing 404 error pages with noindex and url rewrite

Currently I use custom 404 error pages, having the following meta on them : <meta content="noindex" name="robots"> My guess is this way Google will remove deleted pages faster from the index, ...
1
vote
1answer
214 views

404 crawl error for mailto:info@mydoamin.co.uk in Google Webmaster Tools

I'm getting a 404 crawl error for mailto:info@mydoamin.co.uk, in Google webmaster tools under the health > crawl errors. Surly Google should see that mailto: is related to an email not a webpage.. ...
1
vote
4answers
140 views

I have a lot of outbound 404 links, do I have to fix them?

I have a lot-lot of outbound links on my webpage. A lot of them are broken, they point to 404 pages on external sites. I add to all links: nofollow. Can it be possible that Google is penalizing me in ...
0
votes
1answer
121 views

URL parameter names being changed by user agents

In reviewing one of our site's web logs I'm seeing instances where we are returning a 404 to requests because we're expecting an id parameter to be sent, but instead we're seeing a di parameter. The ...
0
votes
0answers
424 views

Nginx 404 not working with PHP?

I have a 404 file and it is working with nginx. However when I modify the 404 file to redirect the user it does not redirect. visiting http://site.com/404.php redirects the user. visiting ...
6
votes
2answers
312 views

New requests for /cache/ URLs

A few weeks ago requests following this type of pattern: http://mysite/cache/7a226e8aa3a4380444a329a7b0dd0f40 http://mysite/otherfolder/cache/7a226e8aa3a4380444a329a7b0dd0f40 started to appear ...
1
vote
2answers
64 views

Is a 404 on a non displaying files a problem

One of my clients web pages has a error in the theme which calls a redundant .css file that does not exist. The page however, looks fine. Thus the client is not willing to have the error fixed. What ...
7
votes
2answers
2k views

Chrome causing 404's ending with “/cache/[hex-string]/”?

Since the last weeks we see many 404's on our sites caused by Chrome adding /cache/[hex-string]/ to the current page URL. The hex strings we have seen are: e9c5ecc3f9d7fa1291240700c8da0728 ...
0
votes
1answer
134 views

Is it possible to track 404 images with google analytics?

I know I can track 404's using google analytic's, but our images are served from a CDN and we can't control the 404 page that is served from the CDN. Is there a way that I can detect missing images ...
1
vote
1answer
273 views

404 Not Found Errors -> Redirect

Hi i have recently moved my forum from Mybb to Vanilla, so the index pages such as showthread.php now do not exist. This is a big problem for SEO, what do I do to redirect this to the home page?
3
votes
1answer
369 views

How to interpret number of URL errors in Google webmaster tools

Recently Google has made some changes to Webmaster tools which are explained below: http://googlewebmastercentral.blogspot.com/2012/03/crawl-errors-next-generation.html One thing I could not find out ...
5
votes
1answer
461 views

What is the notified-CompliancePage page?

I sometimes have bots (I assume) hitting pages such as: /notified-CompliancePage?aHR0cDovL3d3dy5teXBpdm90cy5jb20vZGFpbHlub3Rlcw== ...
2
votes
2answers
1k views

404 errors showing in Google Webmaster Tools

My Google Webmaster Tools account, shows that I have crawling errors that are caused by links to pages that do not exist (404 not found). But when I look at the source pages that are accused of ...
1
vote
1answer
329 views

Can a site recover by itself after dropping google page rank for 404 errors?

Recently redid a website and changed the directory / URL structure. I did some .htaccess redirects for the main landing pages - however when reviewing web master tools received 404 errors for the rest ...
11
votes
5answers
2k views

Does it make sense to return a 410 instead of 404 when some page has been permanently removed?

Does it make sense to return a 410 instead of 404 when some page has been permanently removed? In this video, Matt Cutts says that Google treats them the same, but are there other reasons to implement ...
2
votes
2answers
286 views

Tool to generate list of redirections (sitemap for .htaccess)

Is there any good tool (preferably for Ubuntu), that can help me generate a list of URLs used on a site? I'm building new version of some site, but I don't want to get 404 errors for the old pages. ...
1
vote
1answer
281 views

Multiple custom 404 pages

Do you have a suggestion on how I can get a random 404 page displayed when a page isn't found. I use Wordpress and am currently using a custom 404.php file for displaying a 404 page but what I want ...
28
votes
3answers
2k views

Files I should have on every website

I would like to have a list of files that should exist on every website. The idea is to please most browsers and bots and get down with the number of 404 messages in the logs. So far I have the ...
0
votes
0answers
61 views

404 error out of no where on .php file [closed]

I have a website which I've built that I have gone to a bunch of times today. Out of nowhere I receive a 404 Page Not Found error, I didn't do anything. The site loads an index.html file which points ...
0
votes
2answers
115 views

404s on password protected content

I'm new to WordPress and SEO, generally, but we've been running into problems with our site that don't seem to make sense to me. The problem is that our editor likes to schedule posts and/or mark ...
2
votes
3answers
2k views

.htaccess - if the file doesn't exist, rewrite to index.php but send 404 instead of 200

I have a catchall .htaccess directive like this: RewriteCond %{SCRIPT_FILENAME} !-d RewriteCond %{SCRIPT_FILENAME} !-f RewriteRule ^(.*)$ index.php [L] Anything that doesn't exist and the URL is ...
7
votes
1answer
578 views

Meaning of Crawl errors

My question is about definition of Crawl errors in Google Webmaster Tools. Crawl errors is devided into few sections. Let's first consider HTTP section. I assume that all broken links in this ...
2
votes
1answer
795 views

Removed pages. set them 404 or 301 to home page? [duplicate]

Possible Duplicate: SEO: ecommerce item deleted by user, 301 redirect to HOME PAGE or 404 not found? I decided to delete about 2000 pages because of panda update. Should I just set them ...
4
votes
2answers
3k views

How can I stop 404s from favicon.ico without a favicon.ico?

How can I stop requests for favicon.ico without having a favicon.ico? It wastes resources serving a 404 and fills up logs with 404s. Right now I put in a dummy favicon.ico file but I would prefer a ...
1
vote
1answer
1k views

Internal WordPress pages all 404 when using WAMP

I have a problem when using WAMP while designing and coding my site. Well, I have a local version of Wordpress installed in WAMP and use it as a tool to see my changes when coding. I also have the ...
6
votes
1answer
2k views

.htaccess rule to redirect from 404 to search results

When a user (or a bot) request on non existing page, I want to redirect him to the search results. I prefere to do it with the .htaccess file using something like: ErrorDocument 404 ...
2
votes
2answers
1k views

Why does BingBot add “ForceRecrawl: 0” to URLs when crawling my sites?

I'm seeing this in the iis-logs of two websites that I maintain: GET /an/existing/page/on/my/site+ForceRecrawl:+0 - 80 - 207.46.195.105 HTTP/1.1 ...
3
votes
3answers
244 views

SEO (or other) problems with a 404?

I am a member of a writing website called HubPages. We are each given a subdomain on which to write articles and are also given access to Google Webmaster Tools for our subdomain. Upon checking out ...
3
votes
6answers
3k views

Thousands of 404 errors in Google Webmaster Tools

Because of a former error in our ASP.Net application, created by my predecessor and undiscovered for a long time, thousands of wrong URLs where created dynamically. The normal user did not notice it, ...
4
votes
2answers
277 views

Just discovered something I never knew about 404 - could someone explain this

I had always thought that placing anything spurious after the 404 which the server didn't understand would result in a 404; however I had a closer look at a WordPress site which I was building and ...
1
vote
1answer
359 views

How to handle redirects & http status codes at urls where a product becomes unavailable?

I have this use case that happens frequently: Lots of products for sale, periodically a percentage goes out of stock. A user still browses in on the old url, to a location where a product used to ...