From: John Stone (
Date: Tue Mar 21 2006 - 10:37:14 CST

  When used within VMD, you won't run the main "psfgen" command as you
would for the standalone version, but rather you'll just run the
individual psfgen commands. This should be described in the
psfgen documentation online:

  John Stone

On Tue, Mar 21, 2006 at 10:46:28PM +0800, Shulin Zhuang wrote:
> Dear all,
> When I use the newly download windows version VMD1.84b11, after open the Tk
> console, when I type" package require psfgen",
> the message"1.4.4" arises.
> But the psfgen is not called, I type "psfgen" , invalid command name
> ">Main<".
> I install this VMD in C:\\vmd, but I find in the
> directory:C:\VMD\plugins\WIN32\tcl\psfgen1.4, there is no psfgen, only three
>,pkgIndex.tcl,ug(the psfgen user guide), I copy one psfgen
> file to this dircetory and open vmd again, but I still can not use psfgen.
> What is the problem. Any suggestions will be appreciated. Thanks!
> --
> Shulin Zhuang
> Chemistry Department
> Zhejiang University PRC

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