Can not find 'Converter' support class StockOutingLineDto.

As an AI language model, I do not have access to your specific code or system, so I can only provide general troubleshooting steps.

However, based on the error message, it seems that there is an issue with a missing or undefined converter support class for the StockOutingLineDto object.

Here are some potential solutions you can try:

- Check if the converter support class is properly defined and imported in your code. Make sure that the class name and package name are correct.

- If you are using a third-party library or framework that provides the converter support class, make sure that it is installed and configured correctly.

- Check if there are any typos or syntax errors in your code that may cause the converter support class to be undefined.

- If you are still unable to find the issue, you may need to consult the documentation or support resources for the technology you are using. Alternatively, you can seek help from a more experienced developer or technical support team.