When the user first comes to the settings page, the conversion history option is set to 2000 with undefined <img width="1920" height="1020" alt="Image" src="https://github.com/user-attachments/assets/5ecbed28-aac6-4b59-8144-c8772dc43d59" /> and the Option is selected by default is doesn't exist in the options Expected: The default option selected should exist in the Options