2 files changed, 6 insertions, 8 deletions

diff --git a/src/WixToolset.Data/ErrorMessages.cs b/src/WixToolset.Data/ErrorMessages.cs
index 4d972903..6759b14a 100644
--- a/src/WixToolset.Data/ErrorMessages.cs
+++ b/src/WixToolset.Data/ErrorMessages.cs
@@ -173,6 +173,11 @@ namespace WixToolset.Data
             return Message(sourceLineNumbers, Ids.CheckBoxValueOnlyValidWithCheckBox, "A {0} element was specified with Type='{1}' and a CheckBoxValue. Check box values can only be specified with Type='CheckBox'.", elementName, controlType);
         }
 
+        public static Message CircularSearchReference(string chain)
+        {
+            return Message(null, Ids.CircularSearchReference, "A circular reference of search ordering constraints was detected: {0}. Search ordering references must form a directed acyclic graph.", chain);
+        }
+
         public static Message CollidingModularizationTypes(string tableName, string columnName, string foreignTableName, int foreignColumnNumber, string modularizationType, string foreignModularizationType)
         {
             return Message(null, Ids.CollidingModularizationTypes, "The definition for the '{0}' table's '{1}' column is a foreign key relationship to the '{2}' table's column number {3}.  The modularization types of the two column definitions differ: one is {4} and the other is {5}.  Change one of the modularization types so that they match.", tableName, columnName, foreignTableName, foreignColumnNumber, modularizationType, foreignModularizationType);
@@ -2664,6 +2669,7 @@ namespace WixToolset.Data
             IntermediatesMustBeCompiled = 395,
             IntermediatesMustBeResolved = 396,
             MissingBundleSearch = 397,
+            CircularSearchReference = 398,
         }
     }
 }
diff --git a/src/WixToolset.Data/Tuples/WixSearchRelationTuple.cs b/src/WixToolset.Data/Tuples/WixSearchRelationTuple.cs
index 9c9b4662..559a41fa 100644
--- a/src/WixToolset.Data/Tuples/WixSearchRelationTuple.cs
+++ b/src/WixToolset.Data/Tuples/WixSearchRelationTuple.cs
@@ -10,7 +10,6 @@ namespace WixToolset.Data
             TupleDefinitionType.WixSearchRelation,
             new[]
             {
-                new IntermediateFieldDefinition(nameof(WixSearchRelationTupleFields.WixSearchRef), IntermediateFieldType.String),
                 new IntermediateFieldDefinition(nameof(WixSearchRelationTupleFields.ParentSearchRef), IntermediateFieldType.String),
                 new IntermediateFieldDefinition(nameof(WixSearchRelationTupleFields.Attributes), IntermediateFieldType.Number),
             },
@@ -22,7 +21,6 @@ namespace WixToolset.Data.Tuples
 {
     public enum WixSearchRelationTupleFields
     {
-        WixSearchRef,
         ParentSearchRef,
         Attributes,
     }
@@ -39,12 +37,6 @@ namespace WixToolset.Data.Tuples
 
         public IntermediateField this[WixSearchRelationTupleFields index] => this.Fields[(int)index];
 
-        public string WixSearchRef
-        {
-            get => (string)this.Fields[(int)WixSearchRelationTupleFields.WixSearchRef];
-            set => this.Set((int)WixSearchRelationTupleFields.WixSearchRef, value);
-        }
-
         public string ParentSearchRef
         {
             get => (string)this.Fields[(int)WixSearchRelationTupleFields.ParentSearchRef];