query: The following packages have been kept back unable to upgrade
positive_passages.docid: 16736
positive_passages.text: "The following packages have been kept back:" Why and how do I solve it?
negative_passages.docid: 5877
negative_passages.text: "Failed to fetch" while updating
negative_passages.docid: 133
negative_passages.text: How can I fix a 404 Error when using a PPA or updating my package lists?
negative_passages.docid: 135383
negative_passages.text: Unable to update my system Ubuntu13.04: Getting message - requires installation of untrusted packages
negative_passages.docid: 1520
negative_passages.text: How to install software or upgrade from an old unsupported release?
negative_passages.docid: 135985
negative_passages.text: Apt-get saying "Unable to correct problems, you have held broken packages."
negative_passages.docid: 77705
negative_passages.text: Unable to upgrade in ubuntu
negative_passages.docid: 55239
negative_passages.text: Cannot install packages in Mint: "Unable to fetch some archives"
negative_passages.docid: 16837
negative_passages.text: Unable to upgrade from 14.04 to 14.10 "Cannot Calculate Upgrades"
negative_passages.docid: 109677
negative_passages.text: How do I to resolve unmet dependencies to uninstall and reinstall package
negative_passages.docid: 134080
negative_passages.text: Still can't upgrade? Is there a new delay?
negative_passages.docid: 64509
negative_passages.text: Can't update from official repositories [Error 409]
negative_passages.docid: 91611
negative_passages.text: Unable to use package manager due to "exclusive lock" error
negative_passages.docid: 47808
negative_passages.text: "The following packages were automatically installed and are no longer required:" what to do?
negative_passages.docid: 44991
negative_passages.text: A lot of missing dependencies when I try to install all software
negative_passages.docid: 109624
negative_passages.text: How do I tell apt to never upgrade a particular package?
negative_passages.docid: 140893
negative_passages.text: Error when using apt-get update