One Extra value is appearing like "0" in Bar Graph. How to remove that?

[DJ21]

In bar graph,

We found extra value - "0" with text "-". How to remove that?
Refer attached screen shot.

[justISO]

Hi, have you tried uncheck 'Include null values' under dimension in which you see '-'. Or uncheck 'Include zero values' under your chart 'Add-ons'->'Data handling'?