Running the sandbox on Mac fails with this error

#1

Please see below error I am running into when trying to run ./sandbox up for the first time. Any ideas what might be going wrong?

$ ./sandbox up
Spinning up Docker Images…
If this is your first time starting sandbox this might take a minute…
Traceback (most recent call last):
File “docker-compose”, line 3, in
File “compose/cli/main.py”, line 64, in main
File “compose/cli/main.py”, line 113, in perform_command
File “compose/cli/command.py”, line 36, in project_from_options
File “compose/cli/command.py”, line 103, in get_project
File “compose/config/config.py”, line 321, in load
File “compose/config/config.py”, line 498, in process_config_file
File “compose/config/validation.py”, line 374, in validate_against_config_schema
File “compose/config/validation.py”, line 415, in handle_errors
File “site-packages/jsonschema/validators.py”, line 98, in iter_errors
File “site-packages/jsonschema/_validators.py”, line 291, in properties_draft4
File “site-packages/jsonschema/validators.py”, line 114, in descend
File “site-packages/jsonschema/validators.py”, line 98, in iter_errors
File “site-packages/jsonschema/_validators.py”, line 16, in patternProperties
File “site-packages/jsonschema/validators.py”, line 114, in descend
File “site-packages/jsonschema/validators.py”, line 98, in iter_errors
File “site-packages/jsonschema/_validators.py”, line 199, in ref
File “site-packages/jsonschema/validators.py”, line 336, in resolve
File “site-packages/functools32/functools32.py”, line 400, in wrapper
File “site-packages/jsonschema/validators.py”, line 346, in resolve_from_url
jsonschema.exceptions.RefResolutionError: <urlopen error [Errno 8] nodename nor servname provided, or not known>
Failed to execute script docker-compose

#2

@reddy Can you open this as an issue over on sandbox? Also if you could post your docker version that would be helpful.