From: John Stone (
Date: Thu Feb 21 2008 - 15:39:30 CST

  Can you send me a copy of the mol2 file that's giving trouble?
You may have found a file that triggers a bug of some sort with our
mol2 file reader plugin.

  John Stone

On Thu, Feb 21, 2008 at 07:47:06PM +0000, wrote:
> Hi,
> When I type the following commands in vmd console:
> mol new ADP01.mol2
> ls
> mol new ADP02.mol2
> ls
> ... and so on, everything goes fine. However, if try to read the different
> conformations as a trajectory:
> mol new ADP01.mol2
> ls
> mol addfile ADP02.mol2
> ls
> then I get the error "couldn't fork child process: not enough memory", although
> I still can load more frames to the molecule. The molecule has only 40 atoms
> (ADP). Other than that, vmd seems to work normally, except for calling linux
> commands and external programs (such as msms or tachyon). What could that be?
> I'm using VMD 1.8.6 and Ubuntu 7.04, with 512MB RAM.
> Thanks,
> Rui Rodrigues

NIH Resource for Macromolecular Modeling and Bioinformatics
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