Error: RequestFailureException (org.opendatakit.aggregate.exception.ODKExternalServiceCredentialsException: No OAuth2 credentials. Have you supplied any OAuth2 credentials on the Site Admin / Preferences page?)
When I change the publish option and I enter the email address I use.What is the issue?
Have you completed OAuth2 credentials setup option successfully? After completing the last setups on preference page of Aggregate server: Have you received any success message? If so, you shouldn't have any issue. You may try to follow the steps once again according to this documentation.