Why is yumBackend.py get-updates generating core files?

Solution Unverified - Updated -


  • Red Hat Enterprise Linux 7
  • PackageKit


  • Why is /usr/share/PackageKit/helpers/yum/yumBackend.py get-updates non generating core files ?


  • yumBackend is a backend for PackageKit to enable yum functionality.
  • Disabling the Packagekit service helps resolve this error.
  • To disable auto update, perform the following command :

    # systemctl stop packagekit
    # systemctl mask packagekit
  • Refer the following link for more details on : How to disable/enable automatic updates in Red Hat Enterprise Linux 7?

Root Cause

  • Application crash occurs at different functions calls in the code.
  • There is a possibility that there is a user intervention with SIGQUIT character.

Diagnostic Steps

  • Errors seen in the /var/log/messages :

    Core was generated by /usr/bin/python /usr/share/PackageKit/helpers/yum/yumBackend.py get-updates non .
    Program terminated with signal 3, Quit.
  • Component
  • yum

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