query: Can't update (404 Not Found [IP: 91.189.91.38 80])
positive_passages.docid: 152158
positive_passages.text: failed to fetch security undermined error [IP: 91.189.91.38 80] in ubuntu 20.04
negative_passages.docid: 88993
negative_passages.text: Php 404 Not Found Header
negative_passages.docid: 60164
negative_passages.text: 404 Could not find the controller
negative_passages.docid: 73083
negative_passages.text: failed to connect to http://changelogs.ubuntu.com/meta-release
negative_passages.docid: 32922
negative_passages.text: cannot update unless on one network
negative_passages.docid: 136683
negative_passages.text: Rogue DHCP Server Can't be found
negative_passages.docid: 137276
negative_passages.text: /dev/tcp not found
negative_passages.docid: 119904
negative_passages.text: How to get apache to send a 404 based on no matching VirtualHost section (based on ServerName) being found?
negative_passages.docid: 11909
negative_passages.text: 404 error with apt-get update, Don't have any PPA's
negative_passages.docid: 23918
negative_passages.text: HTTP Status 404 - Servlet [ServletName] is not available
negative_passages.docid: 109448
negative_passages.text: "Network is unreachable" when attempting to ping google, but internal addresses work
negative_passages.docid: 83960
negative_passages.text: How do I change my update server in Ubuntu 18.04?
negative_passages.docid: 135961
negative_passages.text: Changing IP to set location
negative_passages.docid: 157904
negative_passages.text: error 503: service unavailable when using apt-get update behind proxy
negative_passages.docid: 57637
negative_passages.text: Why I cannot ping 192.168.0.108 (my computer IP?)
negative_passages.docid: 421
negative_passages.text: How do I update a Drupal distribution to a newer version?
negative_passages.docid: 69477
negative_passages.text: What's the difference between IP address 0.0.0.0 and 127.0.0.1?