NR+influxdb+grafana

Hi, i try to connect NR+influxdb+grafana (in order to store sensor data), but when i get to grafana Data Sources setup, i have this error. I think i completed all requirements, like URL, user, pass, etc…

Any help?

Hello @Mitko_Sokolov,
Are you able to make a http request? Query data with the InfluxDB API | InfluxDB OSS 1.8 Documentation