Hello Sunny, thanks for you work !. I solved it issue.
You instrustions are not correct at all, when you
when you activate google fonts API, deactivate all default API’s and consider activate a couple API’s: “Contacts API” and “Google+ API”. This move has solved my problem.
Hello, thanks for you request. I put a API KEY, change api key restart servive. I have error message in google control panel 4xx.