query: apt-get upgrade fails with "failed to fetch - hash sum mismatch" on Ubuntu 14.04
positive_passages.docid: 4853
positive_passages.text: Trouble downloading packages list due to a "Hash sum mismatch" error
negative_passages.docid: 90937
negative_passages.text: apt-get update errors
negative_passages.docid: 13970
negative_passages.text: Why am I not getting the Ubuntu 18.04 upgrade?
negative_passages.docid: 4248
negative_passages.text: How to fix apt: Signature by key uses weak digest algorithm (SHA1)?
negative_passages.docid: 119943
negative_passages.text: Where can I find a repository for older unsupported releases?
negative_passages.docid: 113145
negative_passages.text: What does 'apt-get install update' do?
negative_passages.docid: 87672
negative_passages.text: Apt-Get system completely broken. possible to completely reinstall it?
negative_passages.docid: 72082
negative_passages.text: Is using Software Updater the same thing as running apt-get update and apt-get upgrade?
negative_passages.docid: 91491
negative_passages.text: How can I get "delta" packages to optimize apt-get upgrade downloads?
negative_passages.docid: 85009
negative_passages.text: `apt update` failed on Debian Linux
negative_passages.docid: 20710
negative_passages.text: Apt update fails at chrome stable main: "File has unexpected size (1103 != 1104). Mirror sync in progress?"
negative_passages.docid: 93942
negative_passages.text: How to fix "Failed to download repository information" error while updating?
negative_passages.docid: 21184
negative_passages.text: Running "sudo apt-get update" returns connection errors
negative_passages.docid: 13720
negative_passages.text: apt-get update fails to fetch files, “Temporary failure resolving …” error
negative_passages.docid: 122588
negative_passages.text: Can't connect to ubuntu archive when using apt-get update
negative_passages.docid: 1632
negative_passages.text: How do I fix a "Failed to download package files" error?
negative_passages.docid: 100494
negative_passages.text: Update Manager asking me to update kernel but apt-get upgrade does not?