Linked Questions

52
votes
1answer
106k views

Failed to fetch update on Ubuntu 14.04 LTS (Trusty Tahr) [duplicate]

While running the update at Ubuntu 14.04 LTS (Trusty Tahr). The following error is being encountered: W: Failed to fetch http://us.archive.ubuntu.com/ubuntu/dists/trusty-updates/universe/binary-amd64/...
14
votes
3answers
38k views

sudo apt-get update failes due to Hash Sum mismatch [duplicate]

When I run sudo apt-get update I get four Hash Sum mismatch errors: W: Failed to fetch http://au.archive.ubuntu.com/ubuntu/dists/trusty-updates/main/binary-amd64/Packages Hash Sum mismatch W: ...
17
votes
1answer
25k views

“hash sum mismatch” error when doing update [duplicate]

I have just installed 16.04 LTS. However, I cannot update. $ sudo apt-get update Fetched 34,3 MB in 1h 51min 52s (5.110 B/s) Reading package lists... Done E: ...
10
votes
1answer
25k views

Ubuntu 12.04: Why does apt-get update fail? [duplicate]

I cannot install any packages for Ubuntu 12.04. Even after clearing files under: /var/lib/dpkg/lists/partial/* /var/lib/dpkg/lists/* /var/cache/apt/* Changed the repository and tried apt-get clean ...
11
votes
1answer
17k views

Why do I get “Failed to fetch […] Hash Sum mismatch” errors during update? [duplicate]

Possible Duplicate: Trouble downloading updates due to “Hash sum mismatch” error Every time I try to update my system I get these messages: W:Failed to fetch bzip2:/var/lib/apt/lists/partial/it....
6
votes
2answers
19k views

APT update fails: writing more data than expected [duplicate]

when trying to update package listings via apt update or apt-get update I receive the following error: E: Failed to fetch http://lt.archive.ubuntu.com/ubuntu/dists/xenial/universe/dep11/Components-...
6
votes
2answers
11k views

Failed to fetch … Hash Sum mismatch. tried rm apt/list but didn't work [duplicate]

as you saw on the title, I got the "Failed to fetch... Hash Sum mismatch" Error. I have tried this method: sudo rm -rf /var/lib/apt/lists/* sudo apt-get update But it didn't work. I still got the ...
7
votes
2answers
19k views

Workaround to Hash sum mismatch in apt-get update behind firewall [duplicate]

I am using Ubuntu 12.04, 64 bit virtual machine within a company network which obviously has firewalls. When I try to run sudo apt-get update or sudo apt-get update --fix-missing I get this error: (...
0
votes
3answers
4k views

Can't install software using apt-get install : hash sum mismatch and failed to fetch errors [duplicate]

I have a Ubuntu 16.10 64 bit machine. When I try to do sudo apt-get install cmake, I get the following error: After this operation, 20.8 MB of additional disk space will be used. Do you want to ...
1
vote
2answers
4k views

Hash Sum mismatch error when trying to upgrade [duplicate]

I am getting this error when trying to upgrade: E: Failed to fetch http://archive.ubuntu.com/ubuntu/pool/main/l/linux-firmware/linux-firmware_1.157.15_all.deb Hash Sum mismatch To check what is ...
1
vote
2answers
7k views

sudo apt update && sudo apt upgrade && sudo apt dist-upgrade && sudo apt autoremove . i used this command and seems this error [duplicate]

E: Failed to fetch http://np.archive.ubuntu.com/ubuntu/dists/xenial-updates/main/binary-i386/by-hash/SHA256/06037c30d4089fb5eb7743e3e8b8f0844c499231dcfc81e7e2ed8beb2e170606 Hash Sum mismatch E: Some ...
1
vote
1answer
3k views

sudo apt upgrade command is not working for ubuntu 16.04 LTS [duplicate]

sudo apt upgrade command is not working for Ubuntu 16.04 LTS even after sudo apt update command runs successfully. I've recently installed Ubuntu.
1
vote
1answer
2k views

apt-get update gives bzip2 error on fresh Ubuntu 12.04(LTS) in Virtual Box version 4.2.18 [duplicate]

A fresh install of Ubuntu 12.04(LTS) onto Virtual Box 4.2.18 seems to go well, however, I receive a bzip2 related error when trying to update. I was hoping a seasoned Ubuntu expert could help me ...
0
votes
0answers
2k views

Unable to find expected entry 'restricted/source/Sources' in Release file (Wrong sources.list entry or malformed file) [duplicate]

My Ubuntu version is 14.0.4 I get the following error when I execute apt-get update. Get:28 http://archive.ubuntu.com trusty-security/multiverse i386 Packages [4,280 B] Hit http://archive.ubuntu.com ...
1
vote
1answer
2k views

Hash Sum Mismatch in Ubuntu 18.04 [duplicate]

I have just installed 18.04 LTS. However, I cannot update. I am getting this error of hashsum mismatch. sudo apt install gnome-tweak-tool -y Reading package lists... Done Building dependency tree ...

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