diff --git a/projects/common-map/src/fm-map/components/aol/item-layers/item-layers.component.ts b/projects/common-map/src/fm-map/components/aol/item-layers/item-layers.component.ts
index 8d950e0..70ebf60 100644
--- a/projects/common-map/src/fm-map/components/aol/item-layers/item-layers.component.ts
+++ b/projects/common-map/src/fm-map/components/aol/item-layers/item-layers.component.ts
@@ -19,6 +19,7 @@ import VectorTileLayer from 'ol/layer/VectorTile';
 import {GeoJSON,MVT} from 'ol/format';
 import { Geometry } from 'ol/geom';
 import BaseLayer from 'ol/layer/Base';
+import Feature from 'ol/Feature';
 
 @Component({
   selector: 'fm-map-item-layers',
@@ -180,9 +181,9 @@ export class ItemLayersComponent extends LayerGroupComponent implements OnChange
       const source = new VectorSource({
         strategy: loadingstrategy.bbox,
         loader: function (extent: Extent, resolution: number, projection: Projection) {
-          const source = this as VectorSource<Geometry>;
+          const source = this as VectorSource<Feature<Geometry>>;
           __this.itemService.getItemFeatures(item.code, extent, projection.getCode(), layerIndex).subscribe(function (data) {
-            const features = format.readFeatures(data);
+            const features = format.readFeatures(data).filter(feature => feature instanceof Feature) as Feature[];
             for (const f of features) {
               if (f.get("code")) {
                 f.setId(f.get("code"));
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 ff46d46..1c4a260 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
@@ -29,7 +29,7 @@ import { formatNumber } from '@angular/common';
   ]
 })
 export class ItemVectorSourceComponent extends SourceVectorComponent implements OnInit, OnDestroy, OnChanges {
-  instance: Vector<Geometry>;
+  instance: Vector<Feature<Geometry>>;
   private _format: GeoJSON;
   private _select: Select;
   private _hoverSelect: Select;
diff --git a/projects/common-map/src/fm-map/components/aol/layer-vector-image/layer-vector-image.component.ts b/projects/common-map/src/fm-map/components/aol/layer-vector-image/layer-vector-image.component.ts
index 4e83edd..d05467f 100644
--- a/projects/common-map/src/fm-map/components/aol/layer-vector-image/layer-vector-image.component.ts
+++ b/projects/common-map/src/fm-map/components/aol/layer-vector-image/layer-vector-image.component.ts
@@ -3,6 +3,7 @@ import { LayerVectorComponent, MapComponent } from 'ng-openlayers';
 import  RenderType  from 'ol/layer/Vector';
 import { Vector as VectorSource } from 'ol/source';
 import { Geometry } from 'ol/geom';
+import Feature from 'ol/Feature';
 
 @Component({
   selector: 'fm-map-aol-layer-vector-image',
@@ -14,7 +15,7 @@ export class LayerVectorImageComponent extends LayerVectorComponent implements O
   //public source: Vector;
 
   @Input()
-  renderMode: RenderType<VectorSource<Geometry>> | string = "image";  
+  renderMode: RenderType<VectorSource<Feature<Geometry>>> | string = "image";  
 
   constructor(map: MapComponent) {
     super(map);
diff --git a/projects/common-map/src/fm-map/effects/map.effects.ts b/projects/common-map/src/fm-map/effects/map.effects.ts
index b8f9681..474ecc1 100644
--- a/projects/common-map/src/fm-map/effects/map.effects.ts
+++ b/projects/common-map/src/fm-map/effects/map.effects.ts
@@ -133,7 +133,7 @@ export class MapEffects {
                 f.id = f.properties["code"];
               }
             }
-            return of(new mapActions.StartSearchSuccess(this._geojsonFormat.readFeatures(features), a.queryState));
+            return of(new mapActions.StartSearchSuccess(this._geojsonFormat.readFeatures(features).filter(feature => feature instanceof Feature) as Feature[], a.queryState));
           }
           ),
           catchError(error => of(new commonActions.Fail(error))));
@@ -218,7 +218,7 @@ export class MapEffects {
       if (!this.overrideSelectedItemLayer) {
         return this.itemService$.getFeature(action.item.code, "EPSG:3857").pipe(
           map((feature: any) => {
-            const f = this._geojsonFormat.readFeature(feature);
+            const f = this._geojsonFormat.readFeature(feature) as Feature;
             f.setId(action.item.code);
             return new mapActions.AddFeatureSuccess(f);
           }),