redhat-upgrade-tool failed with a python traceback and a error "grubby: kernel not found" in Red Hat Enterprise Linux 6
Issue
redhat-upgrade-tool failed with the following error.
grubby: kernel not found
Traceback (most recent call last):
File "/usr/bin/redhat-upgrade-tool", line 448, in <module>
main(args)
File "/usr/bin/redhat-upgrade-tool", line 369, in main
upgrade_boot_args()
File "/usr/lib/python2.6/site-packages/redhat_upgrade_tool/boot.py", line 138, in upgrade_boot_args
kinfo = check_output(['grubby', '--info=%s' % kernel]).split('\n')
File "/usr/lib/python2.6/site-packages/redhat_upgrade_tool/util.py", line 50, in check_output
raise CalledProcessError(retcode, cmd)
subprocess.CalledProcessError: Command '['grubby', '--info=']' returned non-zero exit status 1
Environment
Red Hat Enterprise Linux 6
Subscriber exclusive content
A Red Hat subscription provides unlimited access to our knowledgebase of over 48,000 articles and solutions.
Welcome! Check out the Getting Started with Red Hat page for quick tours and guides for common tasks.
