From f0738ac70629a7a1a06b8b6c036a2d39ed0a7076 Mon Sep 17 00:00:00 2001
From: Grahame Grieve <grahameg@gmail.com>
Date: Fri, 3 Sep 2021 17:27:53 +1000
Subject: [PATCH] fix NPE cloning integer

---
 .../src/main/java/org/hl7/fhir/r5/model/UnsignedIntType.java   | 3 ++-
 pom.xml                                                        | 2 +-
 2 files changed, 3 insertions(+), 2 deletions(-)

diff --git a/org.hl7.fhir.r5/src/main/java/org/hl7/fhir/r5/model/UnsignedIntType.java b/org.hl7.fhir.r5/src/main/java/org/hl7/fhir/r5/model/UnsignedIntType.java
index 853e4930c..6cab2e4a9 100644
--- a/org.hl7.fhir.r5/src/main/java/org/hl7/fhir/r5/model/UnsignedIntType.java
+++ b/org.hl7.fhir.r5/src/main/java/org/hl7/fhir/r5/model/UnsignedIntType.java
@@ -89,7 +89,8 @@ public class UnsignedIntType extends IntegerType {
 
 	@Override
 	public UnsignedIntType copy() {
-		UnsignedIntType ret = new UnsignedIntType(getValue());
+		Integer value = getValue();
+    UnsignedIntType ret = value == null ? new UnsignedIntType() : new UnsignedIntType(value.intValue());
     copyValues(ret);
     return ret;
 	}
diff --git a/pom.xml b/pom.xml
index ae76821e5..80bc326f2 100644
--- a/pom.xml
+++ b/pom.xml
@@ -19,7 +19,7 @@
 
     <properties>
         <hapi_fhir_version>5.1.0</hapi_fhir_version>
-        <validator_test_case_version>1.1.67</validator_test_case_version>
+        <validator_test_case_version>1.1.68-SNAPSHOT</validator_test_case_version>
         <junit_jupiter_version>5.7.1</junit_jupiter_version>
         <junit_platform_launcher_version>1.7.1</junit_platform_launcher_version>
         <maven_surefire_version>3.0.0-M4</maven_surefire_version>