From 5bb8c51d25a7dc4ab2fe1d6928241d96da424317 Mon Sep 17 00:00:00 2001
From: Simon Lamon <32477463+silamon@users.noreply.github.com>
Date: Mon, 4 Sep 2023 19:21:56 +0200
Subject: [PATCH] Guard against empty application credential domain (#17786)

---
 .../dialog-add-application-credential.ts               | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/panels/config/application_credentials/dialog-add-application-credential.ts b/src/panels/config/application_credentials/dialog-add-application-credential.ts
index 6b511aac98..c9602659c5 100644
--- a/src/panels/config/application_credentials/dialog-add-application-credential.ts
+++ b/src/panels/config/application_credentials/dialog-add-application-credential.ts
@@ -80,9 +80,7 @@ export class DialogAddApplicationCredential extends LitElement {
       name: domainToName(this.hass.localize, domain),
     }));
     await this.hass.loadBackendTranslation("application_credentials");
-    if (this._domain) {
-      this._updateDescription();
-    }
+    this._updateDescription();
   }
 
   protected render() {
@@ -265,11 +263,15 @@ export class DialogAddApplicationCredential extends LitElement {
   }
 
   private async _updateDescription() {
+    if (!this._domain) {
+      return;
+    }
+
     await this.hass.loadBackendTranslation(
       "application_credentials",
       this._domain
     );
-    const info = this._config!.integrations[this._domain!];
+    const info = this._config!.integrations[this._domain];
     this._description = this.hass.localize(
       `component.${this._domain}.application_credentials.description`,
       info.description_placeholders