Read before posting:
Please include this information:
What Grafana version are you using?
What datasource are you using?
What OS are you running grafana on?
What did you do?
What was the expected result?
What happened instead?
If related to metric query / data viz:
Include raw network request & response: get by opening Chrome Dev Tools (F12, Ctrl+Shift+I on windows, Cmd+Opt+I on Mac), go the network tab.