1 files changed, 15 insertions, 4 deletions

diff --git a/catalog-ui/src/app/ng2/pages/properties-assignment/properties-assignment.page.component.ts b/catalog-ui/src/app/ng2/pages/properties-assignment/properties-assignment.page.component.ts
index 767acb41a7..2bf1b1076b 100644
--- a/catalog-ui/src/app/ng2/pages/properties-assignment/properties-assignment.page.component.ts
+++ b/catalog-ui/src/app/ng2/pages/properties-assignment/properties-assignment.page.component.ts
@@ -580,22 +580,33 @@ export class PropertiesAssignmentComponent {
 
     private clearCheckedInstancePropertyValue() {
         const checkedInstanceProperty: PropertyBEModel = this.buildCheckedInstanceProperty();
-        let currentValue = checkedInstanceProperty.value;
+        const currentValue : any = checkedInstanceProperty.value;
         checkedInstanceProperty.getInputValues = null;
         checkedInstanceProperty.value = null;
         checkedInstanceProperty.toscaFunction = null;
         if (checkedInstanceProperty instanceof PropertyDeclareAPIModel && (<PropertyDeclareAPIModel>checkedInstanceProperty).propertiesName){
             const propertiesNameArray = (<PropertyDeclareAPIModel>checkedInstanceProperty).propertiesName;
             const parts = propertiesNameArray.split("#");
-            const currentKey = checkedInstanceProperty.type === PROPERTY_TYPES.MAP ? (<DerivedFEProperty>checkedInstanceProperty.input).mapKey : null;
+            const currentKey = (checkedInstanceProperty.type == PROPERTY_TYPES.MAP || checkedInstanceProperty.type == PROPERTY_TYPES.LIST) ? (<DerivedFEProperty>checkedInstanceProperty.input).mapKey : null;
             if (propertiesNameArray.length > 1){
                 const index = checkedInstanceProperty.subPropertyToscaFunctions.findIndex(existingSubPropertyToscaFunction => this.areEqual(existingSubPropertyToscaFunction.subPropertyPath, currentKey != null ? [currentKey] : parts.slice(1)));
                 checkedInstanceProperty.subPropertyToscaFunctions.splice(index, 1);
             }
             if(currentValue !== null && currentKey !== null){
                 let valueJson = JSON.parse(currentValue);
+                let tempValue = valueJson[currentKey];
                 delete valueJson[currentKey];
-                checkedInstanceProperty.value = JSON.stringify(valueJson);
+                if (checkedInstanceProperty.type == PROPERTY_TYPES.LIST) {
+                    let listValue = [];
+                    valueJson.forEach(item => {
+                        if (item != null && item != '' && item != tempValue) {
+                            listValue.push(item);
+                        }
+                    });
+                    checkedInstanceProperty.value = JSON.stringify(listValue);
+                } else {
+                    checkedInstanceProperty.value = JSON.stringify(valueJson);
+                }
             }
         }
         if (this.selectedInstanceData instanceof ComponentInstance) {
@@ -612,7 +623,7 @@ export class PropertiesAssignmentComponent {
         if (checkedProperty instanceof PropertyDeclareAPIModel && (<PropertyDeclareAPIModel>checkedProperty).propertiesName){
             const propertiesName = (<PropertyDeclareAPIModel>checkedProperty).propertiesName;
             const parts = propertiesName.split("#");
-            const currentKey = checkedProperty.type === PROPERTY_TYPES.MAP ? (<DerivedFEProperty>checkedProperty.input).mapKey : null;
+            const currentKey = (checkedProperty.type == PROPERTY_TYPES.MAP || checkedProperty.type == PROPERTY_TYPES.LIST) ? (<DerivedFEProperty>checkedProperty.input).mapKey : null;
             if (checkedProperty.subPropertyToscaFunctions == null){
                 checkedProperty.subPropertyToscaFunctions = [];
             }