From 182b8f809c6bbe236f3107b1a59d4a00b2845597 Mon Sep 17 00:00:00 2001
From: Mark Parker <11211952+msp1974@users.noreply.github.com>
Date: Wed, 28 Sep 2022 16:40:08 +0100
Subject: [PATCH] Prevent service call error if preset_mode is null (#13825)

---
 .../more-info/controls/more-info-climate.ts        | 14 ++++++++------
 1 file changed, 8 insertions(+), 6 deletions(-)

diff --git a/src/dialogs/more-info/controls/more-info-climate.ts b/src/dialogs/more-info/controls/more-info-climate.ts
index 2a66080055..03b94c3827 100644
--- a/src/dialogs/more-info/controls/more-info-climate.ts
+++ b/src/dialogs/more-info/controls/more-info-climate.ts
@@ -377,12 +377,14 @@ class MoreInfoClimate extends LitElement {
 
   private _handlePresetmodeChanged(ev) {
     const newVal = ev.target.value || null;
-    this._callServiceHelper(
-      this.stateObj!.attributes.preset_mode,
-      newVal,
-      "set_preset_mode",
-      { preset_mode: newVal }
-    );
+    if (newVal) {
+      this._callServiceHelper(
+        this.stateObj!.attributes.preset_mode,
+        newVal,
+        "set_preset_mode",
+        { preset_mode: newVal }
+      );
+    }
   }
 
   private async _callServiceHelper(