The volume that was removed had open files on it. Next time please check first to see if the volume can really be removed. Press any key to continue.

This was done and the following message appeared:-

The file system mounted on the volume had data that needed to be flushed. Some data on the volume was lost. Next time please check first to see if the volume can really be removed. Press any key to continue.

This was done and the following message appeared:-

A fatal exception OE has occurred at 017F:BFF9DFFF. The current application will be terminated.

* Press any key to terminate the application
* Press Ctrl + Alt + Del again to restart
your computer. You will lose any unsaved
information in all applications.