Re: [AMBER] error in finding vdW (or other) parameters for type

From: David Case <>
Date: Tue, 24 Jan 2017 08:52:20 -0500

On Tue, Jan 24, 2017, Fatemeh Fatemi wrote:

> I am using amber12 to minimize a modeled beta-cyclodextrin and used
> forcefield q4md-cd (combination of glycam04+amber99sb). I want to
> build input files (complex beta-cyclodextrin with daidzein). then, I
> used from antechamber for building input file topology and coordinate
> file.But a new problem: when I want to build topology and coordinate
> files for complex, it showed this error;
> When I add ions it also showed error in finding vdW
> (or other) parameters for type: cc

Looks to me like you never loaded gaff.dat. That is needed for libraries
created with antechamber.

Also, I strongly recommend that you upgrade to AmberTools16. Once you build
the system, you can use pmemd for Amber12 if needed.


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Received on Tue Jan 24 2017 - 06:00:04 PST
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