diff --git a/projects/common-map/src/fm-map/components/aol/item-vector-source/item-vector-source.component.ts b/projects/common-map/src/fm-map/components/aol/item-vector-source/item-vector-source.component.ts
index 3c47653..4e9d85c 100644
--- a/projects/common-map/src/fm-map/components/aol/item-vector-source/item-vector-source.component.ts
+++ b/projects/common-map/src/fm-map/components/aol/item-vector-source/item-vector-source.component.ts
@@ -83,7 +83,8 @@ export class ItemVectorSourceComponent extends SourceVectorComponent implements
   ngOnInit() {
     this.sub = this.folderService.getFolder('my_settings').subscribe(
       userSettingsRoot => {
-        this.itemService.getChildItemList(userSettingsRoot?.code, 'vnd.farmmaps.itemtype.settings.general').subscribe(
+        if (userSettingsRoot == undefined) return;
+        this.itemService.getChildItemList(userSettingsRoot.code, 'vnd.farmmaps.itemtype.settings.general').subscribe(
           items => {
             if (items && items.length > 0 && items[0].data?.displayMapFeatureSettings) {
               this.displayMapFeatureSettings = items[0].data?.displayMapFeatureSettings;