Program: 10406
Project: 10406
Buggy source:
/** 
 * Helper function that parses a Settings page file, extracts each preference defined within along with its default value. If the page contains a 'Child Pane Element', this method will recurs on the referenced page file.
 * @param plistName
 * @param settingsBundleURL
 * @return
 */
@SuppressWarnings("String_Node_Str") private NSDictionary<?,?> loadDefaults(String plistName,NSURL settingsBundleURL){
  NSDictionary<NSString,NSObject> settingsDict=(NSDictionary<NSString,NSObject>)NSDictionary.read(settingsBundleURL.newURLByAppendingPathComponent(plistName));
  NSArray<NSDictionary<NSString,NSObject>> prefSpecifierArray=(NSArray<NSDictionary<NSString,NSObject>>)settingsDict.get(new NSString("String_Node_Str"));
  if (prefSpecifierArray == null)   return null;
  NSMutableDictionary<NSString,NSObject> keyValuePairs=new NSMutableDictionary<>();
  for (  NSDictionary<NSString,NSObject> prefItem : prefSpecifierArray) {
    NSString prefItemType=(NSString)prefItem.get(new NSString("String_Node_Str"));
    NSString prefItemKey=(NSString)prefItem.get(new NSString("String_Node_Str"));
    NSObject prefItemDefaultValue=prefItem.get(new NSString("String_Node_Str"));
    if (prefItemType.equals(new NSString("String_Node_Str"))) {
      NSString prefItemFile=(NSString)prefItem.get(new NSString("String_Node_Str"));
      NSDictionary<NSString,NSObject> childPageKeyValuePairs=(NSDictionary<NSString,NSObject>)loadDefaults(prefItemFile.toString(),settingsBundleURL);
      keyValuePairs.putAll(childPageKeyValuePairs);
    }
 else     if (prefItemKey != null && prefItemDefaultValue != null) {
      keyValuePairs.put(prefItemKey,prefItemDefaultValue);
    }
  }
  return keyValuePairs;
}

Fixed version (ground truth):
/** 
 * Helper function that parses a Settings page file, extracts each preference defined within along with its default value. If the page contains a 'Child Pane Element', this method will recurs on the referenced page file.
 * @param plistName
 * @param settingsBundleURL
 * @return
 */
@SuppressWarnings("String_Node_Str") private NSDictionary<NSString,?> loadDefaults(String plistName,NSURL settingsBundleURL){
  NSDictionary<NSString,NSObject> settingsDict=(NSDictionary<NSString,NSObject>)NSDictionary.read(settingsBundleURL.newURLByAppendingPathComponent(plistName));
  NSArray<NSDictionary<NSString,NSObject>> prefSpecifierArray=(NSArray<NSDictionary<NSString,NSObject>>)settingsDict.get(new NSString("String_Node_Str"));
  if (prefSpecifierArray == null)   return null;
  NSMutableDictionary<NSString,NSObject> keyValuePairs=new NSMutableDictionary<>();
  for (  NSDictionary<NSString,NSObject> prefItem : prefSpecifierArray) {
    NSString prefItemType=(NSString)prefItem.get(new NSString("String_Node_Str"));
    NSString prefItemKey=(NSString)prefItem.get(new NSString("String_Node_Str"));
    NSObject prefItemDefaultValue=prefItem.get(new NSString("String_Node_Str"));
    if (prefItemType.equals(new NSString("String_Node_Str"))) {
      NSString prefItemFile=(NSString)prefItem.get(new NSString("String_Node_Str"));
      NSDictionary<NSString,NSObject> childPageKeyValuePairs=(NSDictionary<NSString,NSObject>)loadDefaults(prefItemFile.toString(),settingsBundleURL);
      keyValuePairs.putAll(childPageKeyValuePairs);
    }
 else     if (prefItemKey != null && prefItemDefaultValue != null) {
      keyValuePairs.put(prefItemKey,prefItemDefaultValue);
    }
  }
  return keyValuePairs;
}