Enhanced validation

5 months ago · d6a9f8fd27
1 changed files with 1 additions and 1 deletions
--- a/ui-ngx/src/app/modules/home/components/widget/lib/chart/time-series-chart.ts
+++ b/ui-ngx/src/app/modules/home/components/widget/lib/chart/time-series-chart.ts
@ -661,7 +661,7 @@ export class TbTimeSeriesChart {
          }
        }
      } else if (limit.type === ValueSourceType.constant) {
-        const value = unitConvertor ? unitConvertor(limit.value) : limit.value;
+        const value = unitConvertor && isDefinedAndNotNull(limit.value) ? unitConvertor(limit.value) : limit.value;
        if (limitType === 'min') {
          yAxis.option.min = value;
        } else {