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Error messages like nwlink.vxd missing or damaged - press any key to continue may lead you through several messages before starting Windows. It is certainly an inconvenience to keep pressing 8 to 10 keys each time you want to start Windows.
This is caused by the incorrect deletion of programs. When removing a program from a computer you need to use the Add/Remove Software in the Control Panel to actually un-install it rather than delete it.
Just deleting a program is likely to give you these error messages.
Solution: Just don't do it again. (The problem can be solved by editing the ini files and the registry but that as that is a risky proposition you may just want to put up with the inconvenience till you next format your hard disk and re-install Windows).