Optimus-MBP:~ apple$ /Users/apple/Desktop/mame0183-64bit/mame64 ; exit;
Unable to open effect file bgfx/effects/gui_opaque.json
Unable to open effect file bgfx/effects/gui_blend.json
Unable to open effect file bgfx/effects/gui_multiply.json
Unable to open effect file bgfx/effects/gui_add.json
Unable to open effect file bgfx/effects/screen_opaque.json
Unable to open effect file bgfx/effects/screen_blend.json
Unable to open effect file bgfx/effects/screen_multiply.json
Unable to open effect file bgfx/effects/screen_add.json
Ignoring MAME exception: BGFX: Unable to load required shaders. Please check and reinstall the bgfx folder
Fatal error: BGFX: Unable to load required shaders. Please check and reinstall the bgfx folder
Segmentation fault: 11