diff --git a/uSync.Core/Tracking/Impliment/DataTypeTracker.cs b/uSync.Core/Tracking/Impliment/DataTypeTracker.cs
index 1a7c71e6..badc9609 100644
--- a/uSync.Core/Tracking/Impliment/DataTypeTracker.cs
+++ b/uSync.Core/Tracking/Impliment/DataTypeTracker.cs
@@ -42,6 +42,8 @@ public DataTypeTracker(
 
         public override XElement MergeFiles(XElement a, XElement b) 
         {
+            if (b.IsEmptyItem()) return b;
+
             var editorAlias = GetEditorAlias(a);
             var merger = GetConfigMerger(editorAlias);
             if (!string.IsNullOrEmpty(editorAlias) && merger != null)