AttributeError crash if shortcut cmd is undefined

AttributeError crash if shortcut cmd is undefined: a task in MiMo-V2.6-RL-harbor-code: MiMo-V2.6-RL Code (Harbor) (Harbor dataset). cmd = shutil.which("my-script") not in PATH, so returns nothing scut = make shortcut(cmd, name="My Script", icon=iconpath)