To reproduce, run: ⟫ snapcraft snap idontexist Traceback (most recent call last): File "/snap/snapcraft/501/bin/snapcraft", line 11, in <module> load_entry_point('snapcraft==2.34', 'console_scripts', 'snapcraft')() File "/snap/snapcraft/501/usr/lib/python3.6/site-packages/pkg_resources/__init__.py", line 565, in load_entry_point return get_distribution(dist).load_entry_point(group, name) File "/snap/snapcraft/501/usr/lib/python3.6/site-packages/pkg_resources/__init__.py", line 2631, in load_entry_point return ep.load() File "/snap/snapcraft/501/usr/lib/python3.6/site-packages/pkg_resources/__init__.py", line 2291, in load return self.resolve() File "/snap/snapcraft/501/usr/lib/python3.6/site-packages/pkg_resources/__init__.py", line 2297, in resolve module = __import__(self.module_name, fromlist=['__name__'], level=0) File "/snap/snapcraft/501/lib/python3.6/site-packages/snapcraft/cli/__main__.py", line 19, in <module> run(prog_name='snapcraft') File "/snap/snapcraft/501/lib/python3.6/site-packages/click/core.py", line 722, in __call__ return self.main(*args, **kwargs) File "/snap/snapcraft/501/lib/python3.6/site-packages/click/core.py", line 697, in main rv = self.invoke(ctx) File "/snap/snapcraft/501/lib/python3.6/site-packages/click/core.py", line 1066, in invoke return _process_result(sub_ctx.command.invoke(sub_ctx)) File "/snap/snapcraft/501/lib/python3.6/site-packages/click/core.py", line 895, in invoke return ctx.invoke(self.callback, **ctx.params) File "/snap/snapcraft/501/lib/python3.6/site-packages/click/core.py", line 535, in invoke return callback(*args, **kwargs) File "/snap/snapcraft/501/lib/python3.6/site-packages/snapcraft/cli/lifecycle.py", line 132, in snap project_options, directory=directory, output=output) File "/snap/snapcraft/501/lib/python3.6/site-packages/snapcraft/internal/lifecycle.py", line 345, in snap snap = _snap_data_from_dir(prime_dir) File "/snap/snapcraft/501/lib/python3.6/site-packages/snapcraft/internal/lifecycle.py", line 330, in _snap_data_from_dir with open(os.path.join(directory, 'meta', 'snap.yaml')) as f: FileNotFoundError: [Errno 2] No such file or directory: '/home/elopio/tmp/idontexist/meta/snap.yaml' This should show a nicer message.