Problem
MARS will not download data, and it shows the errors:
No token defined, please visit https://api.ecmwf.int/v1/key/ and copy your credentials to ~/.ecmwfapirc No email defined, please visit https://api.ecmwf.int/v1/key/ and copy your credentials to ~/.ecmwfapirc
Solution
You need to configure your MARS credentials properly in order to retrieve data. Follow the steps in EWC MARS access