From bf00cc17b4dd1e4c941d99a9ac2c55b6d6439178 Mon Sep 17 00:00:00 2001
From: Grahame Grieve <grahameg@gmail.ccom>
Date: Wed, 20 Sep 2023 11:14:10 +1000
Subject: [PATCH] Fix error in FML parser parsing parameters

---
 .../main/java/org/hl7/fhir/r5/elementmodel/JsonParser.java | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/org.hl7.fhir.r5/src/main/java/org/hl7/fhir/r5/elementmodel/JsonParser.java b/org.hl7.fhir.r5/src/main/java/org/hl7/fhir/r5/elementmodel/JsonParser.java
index dba168178..49e1900a7 100644
--- a/org.hl7.fhir.r5/src/main/java/org/hl7/fhir/r5/elementmodel/JsonParser.java
+++ b/org.hl7.fhir.r5/src/main/java/org/hl7/fhir/r5/elementmodel/JsonParser.java
@@ -140,7 +140,9 @@ public class JsonParser extends ParserBase {
       obj = org.hl7.fhir.utilities.json.parser.JsonParser.parseObject(source, true, true); 
     }
     
-    ctxt.setElement(parse(ctxt.getErrors(), obj));
+    if (obj != null) {
+      ctxt.setElement(parse(ctxt.getErrors(), obj));
+    }
     List<ValidatedFragment> res = new ArrayList<>();
     res.add(ctxt);
 
@@ -150,6 +152,9 @@ public class JsonParser extends ParserBase {
   }
 
   public Element parse(List<ValidationMessage> errors, JsonObject object) throws FHIRException {
+    if (object == null) {
+      System.out.println("What?");
+    }
     StructureDefinition sd = getLogical();
     String name;
     String path;