diff --git a/sources/utils/autoloads/lesson_logger.gd b/sources/utils/autoloads/lesson_logger.gd
index cee18ff9..dc294ea1 100644
--- a/sources/utils/autoloads/lesson_logger.gd
+++ b/sources/utils/autoloads/lesson_logger.gd
@@ -5,15 +5,27 @@ var log_resources: Dictionary = {}
 
 
 func save_logs(logs: Dictionary, folder_path: String, minigame_name: String, lesson_nb: int, time: String) -> void:
+	Log.trace("LessonLogger: Saving logs for %s (lesson %d)" % [minigame_name, lesson_nb])
 	var file_path: String = folder_path + "/" + minigame_name + ".tres"
 	var log_resource: LogResource
 	if not ResourceLoader.exists(file_path):
+		Log.trace("LessonLogger: Creating new log file at " + file_path)
 		log_resource = LogResource.new()
-		ResourceSaver.save(log_resource, file_path, ResourceSaver.FLAG_COMPRESS)
+		var create_error: Error = ResourceSaver.save(log_resource, file_path, ResourceSaver.FLAG_COMPRESS)
+		if create_error != OK:
+			Log.error("LessonLogger: Failed to create log file %s. Error: %s" % [file_path, error_string(create_error)])
+			return
 	if not file_path in log_resources:
 		log_resource = ResourceLoader.load(file_path)
+		if not log_resource:
+			Log.error("LessonLogger: Failed to load log resource from " + file_path)
+			return
 		log_resources[file_path] = log_resource
 	else:
 		log_resource = log_resources[file_path]
 	log_resource.add_log(lesson_nb, logs, time)
-	ResourceSaver.save(log_resource, file_path, ResourceSaver.FLAG_COMPRESS)
+	var save_error: Error = ResourceSaver.save(log_resource, file_path, ResourceSaver.FLAG_COMPRESS)
+	if save_error != OK:
+		Log.error("LessonLogger: Failed to save logs for %s (lesson %d). Error: %s" % [minigame_name, lesson_nb, error_string(save_error)])
+		return
+	Log.trace("LessonLogger: Saved logs for %s (lesson %d) at %s" % [minigame_name, lesson_nb, file_path])