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home-assistant · May 28, 2024 · d664269 · d664269
1 parent 758d138
commit d664269
Showing 1 changed file with 4 additions and 1 deletion.
diff --git a/src/components/data-table/ha-data-table.ts b/src/components/data-table/ha-data-table.ts
@@ -736,7 +736,10 @@ export class HaDataTable extends LitElement {
   }
 
   public collapseAllGroups() {
-    if (!this.groupColumn) {
+    if (
+      !this.groupColumn ||
+      !this.data.some((item) => item[this.groupColumn!])
+    ) {
       return;
     }
     const grouped = groupBy(this.data, (item) => item[this.groupColumn!]);