1 files changed, 1 insertions, 1 deletions

diff --git a/catalog-be/src/main/java/org/openecomp/sdc/be/components/validation/InterfaceOperationValidation.java b/catalog-be/src/main/java/org/openecomp/sdc/be/components/validation/InterfaceOperationValidation.java
index f84c9a4d86..30d006f501 100644
--- a/catalog-be/src/main/java/org/openecomp/sdc/be/components/validation/InterfaceOperationValidation.java
+++ b/catalog-be/src/main/java/org/openecomp/sdc/be/components/validation/InterfaceOperationValidation.java
@@ -589,7 +589,7 @@ public class InterfaceOperationValidation {
                 ListDataDefinition<OperationInputDefinition> inputs = operationEntry.getValue().getInputs();
                 String expectedOperationIdentifier =
                         interfaceDefinitionEntry.getValue().getType() + "." + operationEntry.getValue().getName();
-                if (!currentOperationIdentifier.equals(expectedOperationIdentifier) && !inputs.isEmpty()) {
+                if (!currentOperationIdentifier.equals(expectedOperationIdentifier) && Objects.nonNull(inputs) && !inputs.isEmpty()) {
                     otherOperationInputs.addAll(inputs.getListToscaDataDefinition());
                 }
             }