1 files changed, 1 insertions, 1 deletions

diff --git a/src/WixToolset.Core/Compiler_Bundle.cs b/src/WixToolset.Core/Compiler_Bundle.cs
index 5d7072d0..ff746f8d 100644
--- a/src/WixToolset.Core/Compiler_Bundle.cs
+++ b/src/WixToolset.Core/Compiler_Bundle.cs
@@ -1342,7 +1342,7 @@ namespace WixToolset.Core
 
             this.Core.ParseForExtensionElements(node);
 
-            this.CreateGroupAndOrderingRows(sourceLineNumbers, parentType, parentId.Id, ComplexReferenceChildType.PayloadGroup, id.Id, previousType, previousId.Id);
+            this.CreateGroupAndOrderingRows(sourceLineNumbers, parentType, parentId?.Id, ComplexReferenceChildType.PayloadGroup, id?.Id, previousType, previousId?.Id);
 
             return id;
         }