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Operating System and Software
- Rocky Linux 8
- leapp
- observed on VirtualBox (unsupported hypervisor)
Problem
- While attempting an upgrade from CentOS 7 to Rocky Linux 8 via leapp, the
persistentnetnamesconfigactor fails with a KeyError
How to Fix
- Change the network drivers being used on the interfaces to a driver that is available on both CentOS 7 and Rocky Linux 8
Origin of the Problem
- This issue can be caused when some network drivers are used on CentOS 7 which are not available on Rocky Linux 8
- Specifically, this has been seen when utilizing the
pcnet32driver on networking interfaces, which was removed on Rocky Linux 8
Diagnostic Steps
- The end of the traceback output will normally look like the following output, with the ’00:aa:bb:cc:dd:ee:ff’ reflecting the MAC address of one of your networking interfaces:
[300.300000] upgrade[426]: rhel8_name = rhel8_ifaces_map[iface.mac].name
[300.300001] upgrade[426]: KeyError: '00:aa:bb:cc:dd:ee:ff'
