In case you don't already know, you can use C-@ to set mark.  There are times when you just can't get C-<space> to work. C-@ is not as ergonomic, but it works :-)  Saved me back in the days of crappy terminals.




>________________________________
>From: "haering-list@basf.com" <haering-list@basf.com>
>To: help-gnu-emacs@gnu.org
>Sent: Wednesday, November 16, 2011 10:55:50 AM
>Subject: C-SPC does not work
>
>
>Hello list, 
>
>I got a new PC in my office and switched
(the first time for me) to Windows 7. I installed the latest ready-to-use
Emacs for windows form Vincent Goulet (GNU Emacs 23.3.1 (i386-mingw-nt6.1.7601)). 
>Everything works fine except from one function:
I can not mark any text. C-SPC does not work. 
>Is there anybody with the same problem or
can please somebody give me a hint how I can fix the problem. 
>
>Thanks a lot. 
>TIM
>
>