I think You didn't install libpng package. Try to run in your docker container:
sudo apt-get install libpng-dev Best regards. ---------------------------------------------------------------------------------------------------------------------------------------------- Francisco Carlos Silva Junior Ph.d Studente at University of Brasilia ________________________________ De: Sravani Sravanam 20PHD7041 via gem5-users <gem5-users@gem5.org> Enviado: sábado, 4 de setembro de 2021 03:40 Para: gem5-users@gem5.org <gem5-users@gem5.org> Cc: Sravani Sravanam 20PHD7041 <sravani.20phd7...@vitap.ac.in> Assunto: [gem5-users] first gem5 build sir, i am sravani sravanam, a phd scholar in the VIT-AP University.i installed docker and all dependencies by following commands in http://learning.gem5.org/book/part1/building.html#getting-the-code.but still while building X86 ISA i am getting errors like header file <png.h> not found. This host has no libpng library. Disabling support for PNG framebuffers. Warning: Couldn't find HDF5 C++ libraries. Disabling HDF5 support. I am attaching it below.please check it and help me. thanking you sir, sravani sravanam, vit-ap university
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