Re: [AMBER] CpHMD, Amber22, MAX_TITR_RES overflow

From: Matthew Guberman-Pfeffer via AMBER <amber.ambermd.org>
Date: Tue, 2 Jan 2024 12:43:37 -0500

Yes, that worked! Why? Should I leave the increased settings you mentioned?

Best,
Matthew


> On Jan 2, 2024, at 11:44 AM, Vinicius Cruzeiro (Vinny) <vcruzeiro.architecttherapeutics.com> wrote:
>
> *Message sent from a system outside of UConn.*
>
> Just for testing purposes, try using the following and see if the calculations goes through:
>
> &CNSTPHE_LIMITS
> ntres=273, maxh=5, natchrg=273, ntstates=273
> /
>
> Vinícius Wilian D. Cruzeiro, PhD
> Scientist II, Computational Chemistry
> Architect Therapeutics
> Twitter: .vwcruzeiro
> From: Matthew Guberman-Pfeffer via AMBER <amber.ambermd.org>
> Sent: Tuesday, January 2, 2024 5:36 AM
> To: AMBER Mailing List <amber.ambermd.org>
> Subject: [AMBER] CpHMD, Amber22, MAX_TITR_RES overflow
>
> Dear Amber Community,
>
> I sent this question a few days ago, but presume it was missed because of new year celebrations!
>
> I am getting overflow in the MAX_TITR_RES variable when trying to run a CpHMD simulation with pmemd.cuda using Amber22.
> It appears that constantpH.F90 is falling back to the hard-coded defaults because it is not reading the following from the top of my cpin file:
>
> &CNSTPHE_LIMITS
> ntres=66, maxh=5, natchrg=273, ntstates=15
> /
>
> But I do not know why constantpH.F90 is failing to read this section. How can I fix this error?
>
> I see the following in constantph.F90:
>
> Best,
> Matthew
>
>
>
>
>
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Received on Tue Jan 02 2024 - 10:00:02 PST
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