Error 1054 Unknown column

[Milbo]

This means that the tableupdater had not enough time/memory to finish all tasks

Please increase the execution time and/or max memory of your server and execute the task "Install or if necessary update tables" in the tools view (/administrator/index.php?option=com_virtuemart&view=updatesmigration)

Usually you can execute this task as often as you want. Check the output for errors