[Mesa-users] STELLA compilation failed on MacOS Tahoe (M3)

[Amar Aryan]

Thank you! We can wait.

With best regards,
Amar

On Thu, Feb 12, 2026 at 8:47 PM Philip Mocz <pmocz at flatironinstitute.org>
wrote:

> Looking into this, it looks like the new colors module is not linked up to
> stella, and the stella_extras.f90 file is using the old module's interface.
>
> For now you'll need to use the previous Mesa version until the
> stellar_extras.f90 file is updated to link to the new colors module and
> this gets patched in the next release version
>
>
>
>
> On Wed, Feb 11, 2026, 8:44 PM Amar Aryan <amararyan941 at gmail.com> wrote:
>
>> Dear Philip,
>>
>> Thank you for your suggestion. Yes, I had tried this hack and the
>> compilation proceeded successfully, but while writing the results, it
>> displayed:
>>
>> stella extras
>>
>> gfortran -Wno-uninitialized -fno-range-check -fmax-errors=7
>> -fdiagnostics-color  -fprotect-parens -fno-sign-zero -fbacktrace -ggdb
>> -finit-real=snan -fopenmp   -I../../include -Wunused-value -W
>> -Wno-compare-reals -Wno-unused-parameter -Wno-function-elimination
>> -Waliasing -fimplicit-none -fbounds-check -Wuninitialized -Warray-bounds
>> -O0 -ftree-vectorize -ggdb -c -ffree-form -ffree-line-length-none -x
>> f95-cpp-input stella_extras.f90
>>
>> *stella_extras.f90:391:27:*
>>
>>
>>   391 |          n_Fe = density*avo*fe(k)/A_Fe56
>>
>>       |                           *1*
>>
>> *Error:* Symbol '*avo*' at *(1)* has no IMPLICIT type
>>
>> *stella_extras.f90:416:38:*
>>
>>
>>   416 |          tau_sob =
>> pi*qe*qe/(me*clight)*n_Fe*eta*f*time_sec*lambda0
>>
>>       |                                      *1*
>>
>> *Error:* Symbol '*clight*' at *(1)* has no IMPLICIT type; did you mean '
>> *logt*'?
>>
>> *stella_extras.f90:351:37:*
>>
>>
>>   351 |                L_div_Lsun = Lbol/Lsun
>>
>>       |                                     *1*
>>
>> *Error:* Symbol '*lsun*' at *(1)* has no IMPLICIT type; did you mean '
>> *lum*'?
>>
>> *stella_extras.f90:416:31:*
>>
>>
>>   416 |          tau_sob =
>> pi*qe*qe/(me*clight)*n_Fe*eta*f*time_sec*lambda0
>>
>>       |                               *1*
>>
>> *Error:* Symbol '*me*' at *(1)* has no IMPLICIT type; did you mean '*fe*
>> '?
>>
>> *stella_extras.f90:354:54:*
>>
>>
>>   354 |                log_g =
>> log10(standard_cgrav*mphot*Msun/(rphot*rphot))
>>
>>       |                                                      *1*
>>
>> *Error:* Symbol '*msun*' at *(1)* has no IMPLICIT type
>>
>> *stella_extras.f90:416:21:*
>>
>>
>>   416 |          tau_sob =
>> pi*qe*qe/(me*clight)*n_Fe*eta*f*time_sec*lambda0
>>
>>       |                     *1*
>>
>> *Error:* Symbol '*pi*' at *(1)* has no IMPLICIT type; did you mean '*i*'?
>>
>> *stella_extras.f90:416:24:*
>>
>>
>>   416 |          tau_sob =
>> pi*qe*qe/(me*clight)*n_Fe*eta*f*time_sec*lambda0
>>
>>       |                        *1*
>>
>> *Error:* Symbol '*qe*' at *(1)* has no IMPLICIT type; did you mean '*fe*
>> '?
>>
>> compilation terminated due to -fmax-errors=7.
>>
>> make: *** [stella_extras.o] Error 1
>>
>>
>> Please provide your insights into this (some modules missing?).
>>
>> With best regards,
>> Amar
>>
>> On Thu, Feb 12, 2026 at 3:00 AM Philip Mocz <pmocz at flatironinstitute.org>
>> wrote:
>>
>>> Great catch, Amar! Looks like this was not caught in testing after a
>>> recent refactor.
>>>
>>> rename the file:
>>>
>>> stella/src/cp2k/kinds.f90
>>>
>>> to
>>>
>>> stella/src/cp2k/kinds.f
>>>
>>> and I think it should work. Let me know if it doesn't
>>>
>>> On Wed, Feb 11, 2026 at 9:09 AM Amar Aryan via Mesa-users <
>>> mesa-users at lists.mesastar.org> wrote:
>>>
>>>> Dear Mesa users,
>>>>
>>>> I recently installed mesa-25.12.1 with MESASDK version
>>>> of aarch64-macos-25.12.1 on my Mac with MacOS Tahoe (M3). The required test
>>>> suites for my project seem to be working fine, but when I try running
>>>> stella by "./rn" command, the compilation stops displaying:
>>>>
>>>> gfortran  -o ../eve/run/eve2.exe evesn2.o sahaz.o sahaandd.o opazr.o
>>>> stradio.o azdat.o length.o
>>>>
>>>> make: *** No rule to make target `kinds.F', needed by `kinds.o'.  Stop.
>>>>
>>>>
>>>> I highly appreciate any possible suggestions.
>>>>
>>>> With best regards,
>>>> Amar
>>>> _______________________________________________
>>>> mesa-users at lists.mesastar.org
>>>>
>>>> https://urldefense.com/v3/__https://lists.mesastar.org/mailman/listinfo/mesa-users__;!!DSb-azq1wVFtOg!R8G6Tnzw2Yz7Au9liNUvMg5kaqPH79nMuyK5Gi1qKKkayaAiMXaiDARmp_PMHQWJBwTdP3t_fbA-vipre0_mwSq4l7TpzoaT$
>>>>
>>>>
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