diff --git a/Integration/org.egovframe.rte.itl.webservice/src/main/java/org/egovframe/rte/itl/webservice/service/impl/MessageConverterImpl.java b/Integration/org.egovframe.rte.itl.webservice/src/main/java/org/egovframe/rte/itl/webservice/service/impl/MessageConverterImpl.java
index 53a053d4..2731e340 100755
--- a/Integration/org.egovframe.rte.itl.webservice/src/main/java/org/egovframe/rte/itl/webservice/service/impl/MessageConverterImpl.java
+++ b/Integration/org.egovframe.rte.itl.webservice/src/main/java/org/egovframe/rte/itl/webservice/service/impl/MessageConverterImpl.java
@@ -75,6 +75,11 @@ public Object convertToValueObject(Object source, Type type) throws ClassNotFoun
             return source;
         } else if (type instanceof ListType) {
             LOGGER.debug("### MessageConverterImpl convertToValueObject() : Type is a List Type");
+            // 메시지 body에서 List 필드가 생략되면 source가 null로 전달된다.
+            // 타입 체계가 null을 유효 값으로 허용하므로, 역참조 전에 null을 그대로 반환한다.
+            if (source == null) {
+                return null;
+            }
             ListType listType = (ListType) type;
             Object[] components = ((Collection<?>) source).toArray();
             Class<?> arrayClass = classLoader.loadClass(listType);
@@ -85,6 +90,11 @@ public Object convertToValueObject(Object source, Type type) throws ClassNotFoun
             return array;
         } else if (type instanceof RecordType) {
             LOGGER.debug("### MessageConverterImpl convertToValueObject() : Type is a Record(Map) Type");
+            // 메시지 body에서 Record 필드가 생략되면 source가 null로 전달된다.
+            // 타입 체계가 null을 유효 값으로 허용하므로, 역참조 전에 null을 그대로 반환한다.
+            if (source == null) {
+                return null;
+            }
             RecordType recordType = (RecordType) type;
             Map<String, Object> map = (Map<String, Object>) source;
             Class<?> recordClass = classLoader.loadClass(recordType);
diff --git a/Integration/org.egovframe.rte.itl.webservice/src/test/java/org/egovframe/rte/itl/webservice/service/impl/MessageConverterImplTest.java b/Integration/org.egovframe.rte.itl.webservice/src/test/java/org/egovframe/rte/itl/webservice/service/impl/MessageConverterImplTest.java
index e729208e..78dafd0b 100755
--- a/Integration/org.egovframe.rte.itl.webservice/src/test/java/org/egovframe/rte/itl/webservice/service/impl/MessageConverterImplTest.java
+++ b/Integration/org.egovframe.rte.itl.webservice/src/test/java/org/egovframe/rte/itl/webservice/service/impl/MessageConverterImplTest.java
@@ -253,6 +253,20 @@ public void testConvertToTypedObject() throws Exception {
             assertEquals(person.name, personMap.get("name"));
         }
     }
+
+    @Test
+    public void testConvertToValueObjectWithNullListSource() throws Exception {
+        // 메시지 body에서 List 필드가 생략되면 source가 null로 전달된다.
+        // null 역참조(NPE) 없이 null을 반환해야 한다.
+        assertNull(messageConverter.convertToValueObject(null, personListType));
+    }
+
+    @Test
+    public void testConvertToValueObjectWithNullRecordSource() throws Exception {
+        // 메시지 body에서 Record 필드가 생략되면 source가 null로 전달된다.
+        // null 역참조(NPE) 없이 null을 반환해야 한다.
+        assertNull(messageConverter.convertToValueObject(null, recordType));
+    }
 }
 
 class ValueObject {