From 3b6153acc78d1dcdcdda4be33e0e0fdee1f8b061 Mon Sep 17 00:00:00 2001
From: Igor Kulikov <ikulikov@thingsboard.io>
Date: Mon, 22 Mar 2021 13:10:29 +0200
Subject: [PATCH] Fix data generation function

---
 ui-ngx/src/app/core/api/entity-data-subscription.ts | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/ui-ngx/src/app/core/api/entity-data-subscription.ts b/ui-ngx/src/app/core/api/entity-data-subscription.ts
index 9c769f3777..274e896df5 100644
--- a/ui-ngx/src/app/core/api/entity-data-subscription.ts
+++ b/ui-ngx/src/app/core/api/entity-data-subscription.ts
@@ -799,7 +799,7 @@ export class EntityDataSubscription {
     } else {
       prevSeries = [0, 0];
     }
-    for (let time = startTime; time <= endTime && (this.timer || this.history); time += this.frequency) {
+    for (let time = startTime; time < endTime && (this.timer || this.history); time += this.frequency) {
       const value = dataKey.func(time, prevSeries[1]);
       const series: [number, any] = [time, value];
       data.push(series);