Apr 25, 2019 · VIB VMware_bootbank_vsan_6.7.0-1.28.10290435 cannot be removed live. Please refer to the log file for more details. This is a common issue where certain kernel modules fail to unload. If you run into this, the workaround is quite simple. Make sure the host is in maintenance mode, reboot it and then run the command again. To determine whether an upgrade operation requires the host to be in maintenance mode, see Determine Whether an Update Requires the Host to Be in Maintenance Mode or to Be Rebooted Note If the host is a member of a vSAN cluster, and any virtual machine object on the host uses the