From 8cd18aae936e0c5ffda969aa3bad93f66f962093 Mon Sep 17 00:00:00 2001
From: Grahame Grieve <grahameg@gmail.ccom>
Date: Fri, 22 Nov 2024 09:23:15 +1100
Subject: [PATCH] fix wrong look up of value set alternative causing NPE

---
 .../hl7/fhir/validation/instance/type/ValueSetValidator.java    | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/org.hl7.fhir.validation/src/main/java/org/hl7/fhir/validation/instance/type/ValueSetValidator.java b/org.hl7.fhir.validation/src/main/java/org/hl7/fhir/validation/instance/type/ValueSetValidator.java
index ff9bd54c7..7f7617898 100644
--- a/org.hl7.fhir.validation/src/main/java/org/hl7/fhir/validation/instance/type/ValueSetValidator.java
+++ b/org.hl7.fhir.validation/src/main/java/org/hl7/fhir/validation/instance/type/ValueSetValidator.java
@@ -243,7 +243,7 @@ public class ValueSetValidator extends BaseValidator {
       if (vs == null) {
         NodeStack ns = stack.push(ve, i, ve.getProperty().getDefinition(), ve.getProperty().getDefinition());
 
-        Resource rs = context.findTxResource(Resource.class, v);
+        Resource rs = context.fetchResource(Resource.class, v);
         if (rs != null) {
           warning(errors, NO_RULE_DATE, IssueType.BUSINESSRULE, ns.getLiteralPath(), false, I18nConstants.VALUESET_REFERENCE_INVALID_TYPE, v, rs.fhirType());                      
         } else {