[Mesa-users] need Assistance

[Théo-Courty]

Hi Wafa,

I tried with version r25.12.1 and it compiled out-of-the-box without any issue. Maybe double check that your MESA_DIR and MESASDK_ROOT variables are set up/exported correctly.

Best,

Théo

> Le 16 févr. 2026 à 20:18, Wafa Gull via Mesa-users <mesa-users at lists.mesastar.org> a écrit :
> 
> Dear mesa users,
> 
> I am a new user, and I am trying to model the cepheid variable star below the 6 solar masses. 
> For this sake I have just download latest MESA software.
> 
> I have copied the original folder rsp_cepheid from star/test_suite/rsp_cepheid to my new folder and run but it is spitting out this error.
> wafa at wafa-HP-Pavilion-Laptop-15-eg0xxx:~/mesa/star/test_suite/wafa_work/rsp_cepheid_wafa$ ./mk
> gfortran -Wno-uninitialized -fno-range-check -fmax-errors=7 -fdiagnostics-color  -fprotect-parens -fno-sign-zero -fbacktrace -ggdb -finit-real=snan -fopenmp -fbounds-check -Wuninitialized -Warray-bounds -ggdb -ffree-form -ffree-line-length-none -x f95-cpp-input -std=f2008 -Wno-error=tabs -I/home/wafa/mesa/include -I../src -c ../src/run_star_extras.f90
> ../src/run_star_extras.f90:30:0:
> 
>    30 |       include "test_suite_extras_def.inc"
>       | 
> Fatal Error: Cannot open included file 'test_suite_extras_def.inc'
> compilation terminated.
> make: *** [/home/wafa/mesa/star/work_standard_makefile:39: run_star_extras.o] Error 1
> 
> FAILED.
> 
> Do I need to copy some other things as well to run my code?
> 
> Regards,
> Wafa Gull
> 
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