Pie Chart Not working

[mrobles]

You don’t have the correct format.
Check this post

MSSQL Server query to piechart

In this article, https://grafana.com/docs/features/datasources/mssql/, it looks like the metric is in the database with NVARCHAR(# of characters). The (.) or period/point error looks to be saying that no NVARCHAR is defined. Is the NVARCHAR value defined in your db for Gender?