우분투 14.10에서 아무것도 설치할 수없고 업데이트 할 수 없습니다.

/etc/apt/sources.list의 내용은 다음과 같습니다.

# deb cdrom:[Ubuntu 14.10 _Utopic Unicorn_ - Release amd64 (20141022.1)]/ utopic main restricted

# See http://help.ubuntu.com/community/UpgradeNotes for how to upgrade to
# newer versions of the distribution.
deb http://in.archive.ubuntu.com/ubuntu/ utopic main restricted
deb-src http://in.archive.ubuntu.com/ubuntu/ utopic main restricted

## Major bug fix updates produced after the final release of the
## distribution.
deb http://in.archive.ubuntu.com/ubuntu/ utopic-updates main restricted
deb-src http://in.archive.ubuntu.com/ubuntu/ utopic-updates main restricted

## N.B. software from this repository is ENTIRELY UNSUPPORTED by the Ubuntu
## team. Also, please note that software in universe WILL NOT receive any
## review or updates from the Ubuntu security team.
deb http://in.archive.ubuntu.com/ubuntu/ utopic universe
deb-src http://in.archive.ubuntu.com/ubuntu/ utopic universe
deb http://in.archive.ubuntu.com/ubuntu/ utopic-updates universe
deb-src http://in.archive.ubuntu.com/ubuntu/ utopic-updates universe

## N.B. software from this repository is ENTIRELY UNSUPPORTED by the Ubuntu 
## team, and may not be under a free licence. Please satisfy yourself as to 
## your rights to use the software. Also, please note that software in 
## multiverse WILL NOT receive any review or updates from the Ubuntu
## security team.
deb http://in.archive.ubuntu.com/ubuntu/ utopic multiverse
deb-src http://in.archive.ubuntu.com/ubuntu/ utopic multiverse
deb http://in.archive.ubuntu.com/ubuntu/ utopic-updates multiverse
deb-src http://in.archive.ubuntu.com/ubuntu/ utopic-updates multiverse

## N.B. software from this repository may not have been tested as
## extensively as that contained in the main release, although it includes
## newer versions of some applications which may provide useful features.
## Also, please note that software in backports WILL NOT receive any review
## or updates from the Ubuntu security team.
deb http://in.archive.ubuntu.com/ubuntu/ utopic-backports main restricted universe multiverse
deb-src http://in.archive.ubuntu.com/ubuntu/ utopic-backports main restricted universe multiverse

deb http://security.ubuntu.com/ubuntu utopic-security main restricted
deb-src http://security.ubuntu.com/ubuntu utopic-security main restricted

도와주세요.

오류 예 :

After this operation, 2,218 kB of additional disk space will be used.
Do you want to continue? [Y/n] y
WARNING: The following packages cannot be authenticated!
  freeglut3 libfftw3-long3 libfftw3-3 fmit
Install these packages without verification? [y/N] yy
Get:1 http://in.archive.ubuntu.com/ubuntu/ utopic/main freeglut3 amd64 2.8.1-2 [73.4 kB]
Err http://in.archive.ubuntu.com/ubuntu/ utopic/main libfftw3-long3 amd64 3.3.4-1ubuntu1
404  Not Found [IP: 91.189.88.152 80]
Err http://in.archive.ubuntu.com/ubuntu/ utopic/universe libfftw3-3 amd64 3.3.4-1ubuntu1
404  Not Found [IP: 91.189.88.152 80]
Get:2 http://in.archive.ubuntu.com/ubuntu/ utopic/universe fmit amd64 0.99.2-1 [304 kB]
Fetched 377 kB in 10s (37.3 kB/s)
E: Failed to fetch http://in.archive.ubuntu.com/ubuntu/pool/main/f/fftw3/libfftw3-long3_3.3.4-1ubuntu1_amd64.deb  404  Not Found [IP: 91.189.88.152 80]

E: Failed to fetch http://in.archive.ubuntu.com/ubuntu/pool/universe/f/fftw3/libfftw3-3_3.3.4-1ubuntu1_amd64.deb  404  Not Found [IP: 91.189.88.152 80]

E: Unable to fetch some archives, maybe run apt-get update or try with --fix-missing?

Ubuntu 14.10은 더 이상 사용되지 않는 버전이므로 사용, 패키지 업데이트 및 설치를 수행하려면 저장소를 변경해야합니다.

다음과 같은 방법으로이를 수행 할 수 있습니다.

터미널 열기 및 실행 :

sudo gedit /etc/apt/sources.list

URL 교체 in.archive.ubuntu.com와 security.ubuntu.com함께를old-releases.ubuntu.com

저장하고 닫으십시오.

이제 실행 sudo apt-get update 한 다음 설치하려는 패키지를 설치하십시오.