Google webmaster showing error 404 of the URLs I have never created
74037
Google Webmaster Tools reporting crawl error 404 (Not found) for a page which has never existed
39499
proper use google webmaster tools URL Parameters
106317
Google reports 404 errors on URLs that haven't existed for six months and are no longer linked to on my site
22095
How to prevent automatic redirection of 404 errors and "incorrect" URLs?
124046
Why won't my PHP app send a 404 error?
117703
/index.php/ appearing in generated clean URIs
12106
"Temporarily unreachable" when using fetch as Googlebot from Webmasters Tools
19821
Navigating to the edit mode of a not-exist page produces a strange error message
36780
How to redirect to a 404 in Rails?
138558
urllib2 returns 404 for a website which displays fine in browsers
29750
URL extensions.gnome.org for managing GNOME Extensions not working in any browser
44207
Thousands of 404 errors in Google Webmaster Tools
150774
Weird 404 URL problem: domain name is being placed at end of URLs in WordPress site according to Google Search Console
3303
SEO (or other) problems with a 404?
7977
Google is counting the domain home page ("/") as a duplicate of "/index.html"
119753
Drupal navigation always returns a 404 error
57532
Google thinks my domain doesn't exist or is misspelled when users search for it