From 0f7a3887a78b9354025d16189a1dc7069d0e52b6 Mon Sep 17 00:00:00 2001
From: Bram Kragten <mail@bramkragten.nl>
Date: Tue, 8 Oct 2019 12:27:29 +0200
Subject: [PATCH] Fix updating entity id in entity-registry-dialog (#3962)

---
 .../config/entity_registry/dialog-entity-registry-detail.ts   | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/src/panels/config/entity_registry/dialog-entity-registry-detail.ts b/src/panels/config/entity_registry/dialog-entity-registry-detail.ts
index e65ea47d7c..f29d629909 100644
--- a/src/panels/config/entity_registry/dialog-entity-registry-detail.ts
+++ b/src/panels/config/entity_registry/dialog-entity-registry-detail.ts
@@ -36,6 +36,7 @@ class DialogEntityRegistryDetail extends LitElement {
   @property() private _error?: string;
   @property() private _params?: EntityRegistryDetailDialogParams;
   @property() private _submitting?: boolean;
+  private _origEntityId!: string;
 
   public async showDialog(
     params: EntityRegistryDetailDialogParams
@@ -44,6 +45,7 @@ class DialogEntityRegistryDetail extends LitElement {
     this._error = undefined;
     this._name = this._params.entry.name || "";
     this._platform = this._params.entry.platform;
+    this._origEntityId = this._params.entry.entity_id;
     this._entityId = this._params.entry.entity_id;
     this._disabledBy = this._params.entry.disabled_by;
     await this.updateComplete;
@@ -170,7 +172,7 @@ class DialogEntityRegistryDetail extends LitElement {
   private async _updateEntry(): Promise<void> {
     this._submitting = true;
     try {
-      await updateEntityRegistryEntry(this.hass!, this._entityId, {
+      await updateEntityRegistryEntry(this.hass!, this._origEntityId, {
         name: this._name.trim() || null,
         disabled_by: this._disabledBy,
         new_entity_id: this._entityId.trim(),