E: The repository 'http://archiv

系统是ubuntu18.04，在使用sudo apt-get update更新时，发现更新失败

(rna) lchen@lchen-Vostro-5460:/etc/apt/sources.list.d$ sudo apt-get update 
Hit:1 http://mirrors.aliyun.com/ubuntu bionic InRelease
Get:2 http://mirrors.aliyun.com/ubuntu bionic-security InRelease [88.7 kB]            
Get:3 http://mirrors.aliyun.com/ubuntu bionic-updates InRelease [88.7 kB]             
Hit:4 http://mirrors.aliyun.com/ubuntu bionic-proposed InRelease                    
Hit:5 http://ppa.launchpad.net/ondrej/php/ubuntu bionic InRelease           
Get:6 http://mirrors.aliyun.com/ubuntu bionic-backports InRelease [74.6 kB]
Ign:7 http://mirrors.aliyun.com/ubuntu bionic-security/main amd64 DEP-11 Metadata
Ign:8 http://mirrors.aliyun.com/ubuntu bionic-security/main DEP-11 48x48 Icons
Ign:9 http://mirrors.aliyun.com/ubuntu bionic-security/main DEP-11 64x64 Icons
Ign:10 http://mirrors.aliyun.com/ubuntu bionic-security/universe amd64 DEP-11 Metadata
Ign:11 http://mirrors.aliyun.com/ubuntu bionic-security/universe DEP-11 64x64 Icons
Ign:12 http://mirrors.aliyun.com/ubuntu bionic-security/multiverse amd64 DEP-11 Metadata
Get:7 http://mirrors.aliyun.com/ubuntu bionic-security/main amd64 DEP-11 Metadata [38.5 kB]
Get:8 http://mirrors.aliyun.com/ubuntu bionic-security/main DEP-11 48x48 Icons [17.6 kB]
Get:9 http://mirrors.aliyun.com/ubuntu bionic-security/main DEP-11 64x64 Icons [41.5 kB]
Ign:13 http://mirrors.aliyun.com/ubuntu bionic-updates/main amd64 DEP-11 Metadata
Ign:14 http://mirrors.aliyun.com/ubuntu bionic-updates/main DEP-11 48x48 Icons
Ign:15 http://mirrors.aliyun.com/ubuntu bionic-updates/main DEP-11 64x64 Icons
Ign:16 http://mirrors.aliyun.com/ubuntu bionic-updates/universe amd64 DEP-11 Metadata
Ign:17 http://mirrors.aliyun.com/ubuntu bionic-updates/universe DEP-11 48x48 Icons
Ign:18 http://mirrors.aliyun.com/ubuntu bionic-updates/universe DEP-11 64x64 Icons
Ign:19 http://mirrors.aliyun.com/ubuntu bionic-updates/multiverse amd64 DEP-11 Metadata
Get:10 http://mirrors.aliyun.com/ubuntu bionic-security/universe amd64 DEP-11 Metadata [42.1 kB]
Get:11 http://mirrors.aliyun.com/ubuntu bionic-security/universe DEP-11 64x64 Icons [111 kB]
Get:12 http://mirrors.aliyun.com/ubuntu bionic-security/multiverse amd64 DEP-11 Metadata [2,464 B]
Get:13 http://mirrors.aliyun.com/ubuntu bionic-updates/main amd64 DEP-11 Metadata [294 kB]
Get:14 http://mirrors.aliyun.com/ubuntu bionic-updates/main DEP-11 48x48 Icons [73.8 kB]
Get:15 http://mirrors.aliyun.com/ubuntu bionic-updates/main DEP-11 64x64 Icons [140 kB]
Get:16 http://mirrors.aliyun.com/ubuntu bionic-updates/universe amd64 DEP-11 Metadata [264 kB]
Get:17 http://mirrors.aliyun.com/ubuntu bionic-updates/universe DEP-11 48x48 Icons [201 kB]
Get:18 http://mirrors.aliyun.com/ubuntu bionic-updates/universe DEP-11 64x64 Icons [440 kB]
Ign:20 http://mirrors.aliyun.com/ubuntu bionic-backports/universe amd64 DEP-11 Metadata
Get:19 http://mirrors.aliyun.com/ubuntu bionic-updates/multiverse amd64 DEP-11 Metadata [2,464 B]
Get:20 http://mirrors.aliyun.com/ubuntu bionic-backports/universe amd64 DEP-11 Metadata [8,284 B]
Ign:21 http://archive.ubuntu.com/ubuntu raring InRelease                              
Err:22 http://archive.ubuntu.com/ubuntu raring Release                                
  404  Not Found [IP: 91.189.88.162 80]
Hit:23 https://mirrors.tuna.tsinghua.edu.cn/ubuntu bionic InRelease                   
Hit:24 https://mirrors.tuna.tsinghua.edu.cn/ubuntu bionic-updates InRelease           
Hit:25 https://mirrors.tuna.tsinghua.edu.cn/ubuntu bionic-backports InRelease         
Hit:26 https://mirrors.tuna.tsinghua.edu.cn/ubuntu bionic-security InRelease          
Reading package lists... Done                                                         
N: Ignoring file 'fcitx-team-ubuntu-nightly-bionic.list.backup' in directory '/etc/apt/sources.list.d/' as it has an invalid filename extension
E: The repository 'http://archive.ubuntu.com/ubuntu raring Release' does not have a Release file.
N: Updating from such a repository can't be done securely, and is therefore disabled by default.
N: See apt-secure(8) manpage for repository creation and user configuration details.

1. 你可以先確定你的源是否正確，不行就換阿里雲、網易、163、清華源、或中科大源，更新你的源，不行再下一步
2. 進入/etc/apt/sources.list.d刪除所有報錯對應的部分

(rna) lchen@lchen-Vostro-5460:/etc/apt/sources.list.d$ ls
fcitx-team-ubuntu-nightly-bionic.list.backup  ondrej-ubuntu-php-bionic.list
fcitx-team-ubuntu-nightly-bionic.list.save    ondrej-ubuntu-php-bionic.list.save
ia32-libs-raring.list                         sogoupinyin.list
ia32-libs-raring.list.save
(rna) lchen@lchen-Vostro-5460:/etc/apt/sources.list.d$ sudo rm -rf ia32-libs-raring.list*

再更新一遍

sudo apt-get update 
Hit:1 http://mirrors.aliyun.com/ubuntu bionic InRelease
Hit:2 http://mirrors.aliyun.com/ubuntu bionic-security InRelease                      
Hit:3 http://mirrors.aliyun.com/ubuntu bionic-updates InRelease                       
Hit:4 http://mirrors.aliyun.com/ubuntu bionic-proposed InRelease                      
Hit:5 http://mirrors.aliyun.com/ubuntu bionic-backports InRelease                     
Hit:6 https://mirrors.tuna.tsinghua.edu.cn/ubuntu bionic InRelease                    
Hit:7 https://mirrors.tuna.tsinghua.edu.cn/ubuntu bionic-updates InRelease            
Hit:8 https://mirrors.tuna.tsinghua.edu.cn/ubuntu bionic-backports InRelease          
Hit:9 https://mirrors.tuna.tsinghua.edu.cn/ubuntu bionic-security InRelease
Hit:10 http://ppa.launchpad.net/ondrej/php/ubuntu bionic InRelease       
Reading package lists... Done 
N: Ignoring file 'fcitx-team-ubuntu-nightly-bionic.list.backup' in directory '/etc/apt/sources.list.d/' as it has an invalid filename extension
###發現報錯繼續刪除
(rna) lchen@lchen-Vostro-5460:/etc/apt/sources.list.d$ ls
fcitx-team-ubuntu-nightly-bionic.list.backup  ondrej-ubuntu-php-bionic.list.save
fcitx-team-ubuntu-nightly-bionic.list.save    sogoupinyin.list
ondrej-ubuntu-php-bionic.list
(rna) lchen@lchen-Vostro-5460:/etc/apt/sources.list.d$ sudo rm -rf fcitx-team-ubuntu-nightly-bionic.list.backup 
再更新
(rna) lchen@lchen-Vostro-5460:/etc/apt/sources.list.d$ sudo apt-get update 
Hit:1 https://mirrors.tuna.tsinghua.edu.cn/ubuntu bionic InRelease
Hit:2 https://mirrors.tuna.tsinghua.edu.cn/ubuntu bionic-updates InRelease            
Hit:3 https://mirrors.tuna.tsinghua.edu.cn/ubuntu bionic-backports InRelease          
Hit:4 https://mirrors.tuna.tsinghua.edu.cn/ubuntu bionic-security InRelease           
Hit:5 http://ppa.launchpad.net/ondrej/php/ubuntu bionic InRelease                     
Hit:6 http://mirrors.aliyun.com/ubuntu bionic InRelease
Hit:7 http://mirrors.aliyun.com/ubuntu bionic-security InRelease                
Hit:8 http://mirrors.aliyun.com/ubuntu bionic-updates InRelease                 
Hit:9 http://mirrors.aliyun.com/ubuntu bionic-proposed InRelease
Hit:10 http://mirrors.aliyun.com/ubuntu bionic-backports InRelease
Reading package lists... Done 

Nailed it！