diff --git a/models/resources/dynamic.go b/models/resources/dynamic.go
index 99311bb..c3582b6 100755
--- a/models/resources/dynamic.go
+++ b/models/resources/dynamic.go
@@ -70,12 +70,16 @@ func (d *DynamicResource) SetAllowedInstances(request *tools.APIRequest, instanc
 		}
 		break
 	}
-	sorted := make([]ResourceInstanceITF, len(d.Instances))
-	copy(sorted, d.Instances)
-	slices.SortStableFunc(sorted, func(a, b ResourceInstanceITF) int {
-		d.SortRules["partnerships"] = "%v not contains 2"
-		return d.compareByRules(a, b, d.SortRules)
-	})
+	if d.SortRules != nil {
+		sorted := make([]ResourceInstanceITF, len(d.Instances))
+		copy(sorted, d.Instances)
+		slices.SortStableFunc(sorted, func(a, b ResourceInstanceITF) int {
+			d.SortRules["partnerships"] = "%v not contains 2"
+			return d.compareByRules(a, b, d.SortRules)
+		})
+		d.Instances = sorted
+	}
+
 	d.WatchedDynamicResource = []string{}
 	return d.Instances
 }