Unable to read from docx

hi, I’ve tried to use the latest version of aspose.words which is version 5.2, unfortunately there was an error occured when I trying to read a docx word document whereas there was no problem when reading a doc file format…
~~may I know what is the main problem or any steps are missing?
I’ve attacthed a sample code ~

thankyou ~

Thanks for your request. Could you please attach your document for testing? I will investigate this issue and provide you more information.
Best regards.