Half happy family

Fatal error: Uncaught exception 'Google_AuthException' with message 'Error refreshing the OAuth2 token, message: '{ "error": "invalid_grant", "error_description": "Bad Request" }'' in /home/licart/public_html/cristianmunteanu.ro/wp-content/plugins/google-analyticator/google-api-php-client/src/auth/Google_OAuth2.php:288 Stack trace: #0 /home/licart/public_html/cristianmunteanu.ro/wp-content/plugins/google-analyticator/google-api-php-client/src/auth/Google_OAuth2.php(248): Google_OAuth2->refreshTokenRequest(Array) #1 /home/licart/public_html/cristianmunteanu.ro/wp-content/plugins/google-analyticator/google-api-php-client/src/auth/Google_OAuth2.php(225): Google_OAuth2->refreshToken('1/fOkjqqjweHnES...') #2 /home/licart/public_html/cristianmunteanu.ro/wp-content/plugins/google-analyticator/google-api-php-client/src/service/Google_ServiceResource.php(167): Google_OAuth2->sign(Object(Google_HttpRequest)) #3 /home/licart/public_html/cristianmunteanu.ro/wp-content/plugins/google-analyticator/google-api-php-client/src/contrib/ in /home/licart/public_html/cristianmunteanu.ro/wp-content/plugins/google-analyticator/google-api-php-client/src/auth/Google_OAuth2.php on line 288