[petsc-users] Seeking help in integration Petsc with NoahMP

[Matthew Knepley]

On Thu, Sep 18, 2025 at 9:25 PM Shatanawi, Sawsan Muhammad via petsc-users <
petsc-users at mcs.anl.gov> wrote:

> Hello everyone,
> I developed a groundwater module to be integrated within Noah-MP using the
> HRLDAS driver. For the numerical solver, I rely on PETSc. However, I am
> encountering an error that I do not fully understand.
> To debug, I added print statements in the global NoahmpIOVarType.F90 module
> (This is the first module that needs to be read), but these statements did
> not appear in the output. This makes me wonder if I may have declared the
> PETSc variables incorrectly.
>
Are you calling the function you added?

  Thanks,'

    Matt


> Could you please review my NoahmpIOVarType.F90 module and Makefile, let me
> know if the PETSc variables are declared in the correct place? I would
> greatly appreciate any guidance on this issue.
> Thank you in advance
> Best regards,
> Sawsan Shatanawi:
>
>

-- 
What most experimenters take for granted before they begin their
experiments is infinitely more interesting than any results to which their
experiments lead.
-- Norbert Wiener

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