diff --git a/bpmn/MSOCommonBPMN/src/main/java/org/openecomp/mso/bpmn/common/resource/ResourceRequestBuilder.java b/bpmn/MSOCommonBPMN/src/main/java/org/openecomp/mso/bpmn/common/resource/ResourceRequestBuilder.java
index bee4765..e6b1b21 100644
--- a/bpmn/MSOCommonBPMN/src/main/java/org/openecomp/mso/bpmn/common/resource/ResourceRequestBuilder.java
+++ b/bpmn/MSOCommonBPMN/src/main/java/org/openecomp/mso/bpmn/common/resource/ResourceRequestBuilder.java
@@ -94,7 +94,11 @@
                 resourceInputsFromUui = JsonUtils.getJsonValue(resourceParameters, "requestInputs");
             }
         }
-        Map<String, Object> serviceInput =getJsonObject((String)JsonUtils.getJsonValue(serviceParameters, "requestInputs"), Map.class);
+        Map<String, Object> serviceInput = null;
+        if (JsonUtils.getJsonValue(serviceParameters, "requestInputs") != null) {
+            serviceInput = getJsonObject((String)JsonUtils.getJsonValue(serviceParameters, "requestInputs"), Map.class);
+        }
+
         Map<String, Object> resourceInputsFromUuiMap = getJsonObject(resourceInputsFromUui, Map.class);
 
         if (serviceInput == null) {