fix

client/src/views/record/list.js

@@ -2384,6 +2384,7 @@ class ListRecordView extends View {
         return selectProvider.getFromLayout(this.entityType, this.listLayout);
     }
 
+
     /**
      * @protected
      */
@@ -2393,6 +2394,11 @@ class ListRecordView extends View {
         const hiddenMap = this._listSettingsHelper ?
             this._listSettingsHelper.getHiddenColumnMap() : {};
 
+        // noinspection JSIncompatibleTypesComparison
+        if (!this.listLayout || this.listLayout[Symbol.iterator] !== 'function') {
+            return [];
+        }
+
         for (const col of this.listLayout) {
             let width = false;