Fix

Author: martijn00

flutter_cache_manager_firebase/CHANGELOG.md

@@ -1,22 +1,29 @@
 ## [2.0.3] - 2024-07-23
+
 * Updates dependencies ([#457](https://github.com/Baseflow/flutter_cache_manager/pull/457))
 
 ## [2.0.2] - 2024-04-25
+
 * Updates dependencies to their latest versions.
 
 ## [2.0.1] - 2021-08-27
+
 * Update dependencies
 
 ## [2.0.0] - 2021-05-28
+
 * Update to null safety
 
 ## [1.1.0] - 2021-01-14
+
 * Update Firebase dependency
 
 ## [1.1.0-beta] - 2020-10-02
+
 * Update CacheManager dependency to 2.x.x.
 
 ## [1.0.1] - Update firebase dependency
+
 * Added support for version 4.x.x
 
 ## [1.0.0] - Initial release

flutter_cache_manager_firebase/lib/src/firebase_cache_manager.dart

@@ -8,7 +8,7 @@ import 'firebase_http_file_service.dart';
 class FirebaseCacheManager extends CacheManager {
   static const key = 'firebaseCache';
 
-  static final FirebaseCacheManager _instance = FirebaseCacheManager._();
+  static final FirebaseCacheManager _instance = FirebaseCacheManager._(null);
 
   final RetryOptions? retryOptions;