1 files changed, 1 insertions, 0 deletions

diff --git a/catalog-ui/src/app/ng2/pages/composition/interface-operatons/operation-creator/input-list/input-list-item/input-list-item.component.ts b/catalog-ui/src/app/ng2/pages/composition/interface-operatons/operation-creator/input-list/input-list-item/input-list-item.component.ts
index 116b9ebc9d..80dd252a66 100644
--- a/catalog-ui/src/app/ng2/pages/composition/interface-operatons/operation-creator/input-list/input-list-item/input-list-item.component.ts
+++ b/catalog-ui/src/app/ng2/pages/composition/interface-operatons/operation-creator/input-list/input-list-item/input-list-item.component.ts
@@ -95,6 +95,7 @@ export class InputListItemComponent implements OnInit {
       this.property.toscaFunction = this.toscaFunction;
       this.valueObjRef = this.toscaFunction.value;
     } else {
+      this.property = this.property ? this.property : new PropertyBEModel();
       this.property.toscaFunction = undefined;
     }
   }