From f1692038f87d0a4cb012d7bf29afc05020367ca0 Mon Sep 17 00:00:00 2001
From: Simon Lamon <32477463+silamon@users.noreply.github.com>
Date: Thu, 30 Nov 2023 11:59:51 +0100
Subject: [PATCH] Fix developer tools set state for unexisting entity (#18827)

Co-authored-by: Bram Kragten <mail@bramkragten.nl>
---
 .../developer-tools/state/developer-tools-state.ts       | 9 ++++-----
 1 file changed, 4 insertions(+), 5 deletions(-)

diff --git a/src/panels/developer-tools/state/developer-tools-state.ts b/src/panels/developer-tools/state/developer-tools-state.ts
index d46074b7af..7d8a9a275d 100644
--- a/src/panels/developer-tools/state/developer-tools-state.ts
+++ b/src/panels/developer-tools/state/developer-tools-state.ts
@@ -360,17 +360,16 @@ class HaPanelDevState extends LitElement {
   }
 
   private _updateEntity() {
-    if (!this._entityId) {
+    const entityState = this._entityId
+      ? this.hass.states[this._entityId]
+      : undefined;
+    if (!entityState) {
       this._entity = undefined;
       this._state = "";
       this._stateAttributes = {};
       this._updateEditor();
       return;
     }
-    const entityState = this.hass.states[this._entityId];
-    if (!entityState) {
-      return;
-    }
     this._entity = entityState;
     this._state = entityState.state;
     this._stateAttributes = entityState.attributes;