diff --git a/pkg/analysis_server/lib/src/services/correction/fix/data_driven/transform_set_parser.dart b/pkg/analysis_server/lib/src/services/correction/fix/data_driven/transform_set_parser.dart
index c96e5359ba9..3acbf46ea0e 100644
--- a/pkg/analysis_server/lib/src/services/correction/fix/data_driven/transform_set_parser.dart
+++ b/pkg/analysis_server/lib/src/services/correction/fix/data_driven/transform_set_parser.dart
@@ -154,12 +154,12 @@ class TransformSetParser {
   /// Return the result of parsing the file [content] into a transform set, or
   /// `null` if the content does not represent a valid transform set.
   TransformSet? parse(String content) {
-    var map = _parseYaml(content);
-    if (map == null) {
+    var node = _parseYaml(content);
+    if (node == null) {
       // The error has already been reported.
       return null;
     }
-    return _translateTransformSet(map);
+    return _translateTransformSet(node);
   }
 
   /// Convert the given [template] into a list of components. Variable
@@ -1039,6 +1039,10 @@ class TransformSetParser {
         set.addTransform(transform);
       }
       return set;
+    } else if (node is YamlScalar && node.value == null) {
+      // The file has no contents (or is only comments) and should not produce
+      // any diagnostics.
+      return null;
     } else {
       // TODO(brianwilkerson) Consider having a different error code for the
       //  top-level node (instead of using 'file' as the "key").
diff --git a/pkg/analysis_server/test/domain_analysis_test.dart b/pkg/analysis_server/test/domain_analysis_test.dart
index 865c5391cf6..1256a6f966f 100644
--- a/pkg/analysis_server/test/domain_analysis_test.dart
+++ b/pkg/analysis_server/test/domain_analysis_test.dart
@@ -1160,6 +1160,24 @@ analyzer:
     assertHasErrors(path);
   }
 
+  Future<void> test_setRoots_notDartFile_fixDataYaml_empty() async {
+    var path = '$testPackageLibPath/fix_data.yaml';
+    newFile(path, '');
+
+    await setRoots(included: [workspaceRootPath], excluded: []);
+
+    assertNoErrors(path);
+  }
+
+  Future<void> test_setRoots_notDartFile_fixDataYaml_onlyComments() async {
+    var path = '$testPackageLibPath/fix_data.yaml';
+    newFile(path, '# one\n#two');
+
+    await setRoots(included: [workspaceRootPath], excluded: []);
+
+    assertNoErrors(path);
+  }
+
   Future<void> test_setRoots_notDartFile_pubspec_excluded() async {
     deleteTestPackageAnalysisOptionsFile();
     var a_path = '$testPackageLibPath/a.dart';