ERROR occurred with "make html": make[1]: Circular Cosmology.png <- Cosmology.eps dependency dropped.
make[1]: Circular Docker-TB-shellwindow.png <- Docker-TB-shellwindow.eps dependency dropped.
make[1]: Circular creatingProblems_example.png <- creatingProblems_example.eps dependency dropped.
make[1]: Circular diffuse-fine-coarse.eps <- diffuse-fine-coarse.png dependency dropped.
/bin/sh: ./drawtree: Permission denied
make[1]: *** [Makefile:313: Driver_pic.eps] Error 126
make: *** [Makefile:35: html] Error 2

make[1]: Circular Cosmology.png <- Cosmology.eps dependency dropped.
make[1]: Circular Docker-TB-shellwindow.png <- Docker-TB-shellwindow.eps dependency dropped.
make[1]: Circular creatingProblems_example.png <- creatingProblems_example.eps dependency dropped.
make[1]: Circular diffuse-fine-coarse.eps <- diffuse-fine-coarse.png dependency dropped.
/bin/sh: ./drawtree: Permission denied
make[1]: *** [Makefile:313: Driver_pic.eps] Error 126
make: *** [Makefile:35: html] Error 2