From 793a706d2addb90f7cdf09883cdbc5c969df8ac9 Mon Sep 17 00:00:00 2001
From: Maksym Tsymbarov <mtsymbarov@thingsboard.io>
Date: Thu, 16 Apr 2026 12:33:04 +0200
Subject: [PATCH] Fix "No data" overlay not hiding when widget data becomes
 available after empty state

---
 .../modules/home/components/widget/widget.component.ts   | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/ui-ngx/src/app/modules/home/components/widget/widget.component.ts b/ui-ngx/src/app/modules/home/components/widget/widget.component.ts
index c42a4c6b48..0e498ba139 100644
--- a/ui-ngx/src/app/modules/home/components/widget/widget.component.ts
+++ b/ui-ngx/src/app/modules/home/components/widget/widget.component.ts
@@ -570,6 +570,7 @@ export class WidgetComponent extends PageComponent implements OnInit, OnChanges,
       this.cafs.init = this.raf.raf(() => {
         try {
           if (this.displayWidgetInstance()) {
+            this.displayNoData = false;
             this.widgetTypeInstance.onInit();
             this.widgetInstanceInited = true;
             if (this.dataUpdatePending) {
@@ -930,6 +931,10 @@ export class WidgetComponent extends PageComponent implements OnInit, OnChanges,
       onDataUpdated: () => {
         try {
           if (this.displayWidgetInstance()) {
+            if (this.displayNoData) {
+              this.displayNoData = false;
+              this.detectChanges();
+            }
             if (this.widgetInstanceInited) {
               this.widgetTypeInstance.onDataUpdated();
               setTimeout(() => {
@@ -944,6 +949,10 @@ export class WidgetComponent extends PageComponent implements OnInit, OnChanges,
       onLatestDataUpdated: () => {
         try {
           if (this.displayWidgetInstance()) {
+            if (this.displayNoData) {
+              this.displayNoData = false;
+              this.detectChanges();
+            }
             if (this.widgetInstanceInited) {
               this.widgetTypeInstance.onLatestDataUpdated();
             } else {