query: jessie-backports fix creates "has no installation candidate" error
positive_passages.docid: 78428
positive_passages.text: Failed to fetch jessie backports repository
negative_passages.docid: 4305
negative_passages.text: How do I fix a "Problem with MergeList" or "status file could not be parsed" error when trying to do an update?
negative_passages.docid: 65
negative_passages.text: What can I do if a repository/PPA does not have a Release file?
negative_passages.docid: 6105
negative_passages.text: What is the easiest way to resolve apt-get BADSIG GPG errors?
negative_passages.docid: 73357
negative_passages.text: Every package "has no installation candidate"
negative_passages.docid: 137317
negative_passages.text: libdvd-pkg: `apt-get check` failed, you may have broken packages. Aborting
negative_passages.docid: 991
negative_passages.text: How can I fix apt error "W: Target Packages ... is configured multiple times"?
negative_passages.docid: 249
negative_passages.text: How do I fix this "E: Type '*' is not known on line * in source list ..." update error?
negative_passages.docid: 25980
negative_passages.text: Package dbus is not configured yet
negative_passages.docid: 155892
negative_passages.text: Error installing xsane, sane, hplip, etc with undefined symbol: libusb_set_option error
negative_passages.docid: 1520
negative_passages.text: How to install software or upgrade from an old unsupported release?
negative_passages.docid: 146449
negative_passages.text: How do I install `bcmwl-kernel-source` with dpkg
negative_passages.docid: 121462
negative_passages.text: Fixing a broken packet system (apt-get)
negative_passages.docid: 20442
negative_passages.text: How should I deal with "package 'xxx' is not available (for R version x.y.z)" warning?
negative_passages.docid: 44991
negative_passages.text: A lot of missing dependencies when I try to install all software
negative_passages.docid: 19749
negative_passages.text: How to debug an unmet dependencies problem?
negative_passages.docid: 131338
negative_passages.text: How do I deal with unknown installation error code -505?