src/pages/Zone/Card/ZoneLocationsTree.vue

@@ -134,7 +134,7 @@ watch(storeData, async (val) => {
         for (let n of state.get('Tree')) {
             await fetchNodeLeaves(n);
         }
-        expanded.value = [null];
+        expanded.value = [null, ...fetchedNodeKeys];
     }
     previousExpandedNodes.value = new Set(expanded.value);
 });