Issue using the simg file

[vinnu0143]

Hi, I am trying to use CHAP with singularity image. But it give the following error. I am using singularity image with Mac, uisng SingularityCE vagrant box with ubuntu 18.04, singularity version 3.8.1.

singularity shell --nv chap_singularity_version2.simg INFO: Could not find any nv files on this host! WARNING: Could not find any nv libraries on this host! WARNING: You may need to manually edit /usr/local/etc/singularity/nvliblist.conf FATAL: could not open image /home/vagrant/chap_singularity_version2.simg: image format not recognized