Nested Mail Merge Error

Trying to run Nested Mail Merge sample getting NotSupportedException was unhandled error. Error Message is : Found mail merge region ‘Item’ nested in another mail merge region ‘Order’. Nested mail merge regions are not yet supported.

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Hello
Thanks for your inquiry. Please make sure that you are using the latest version of Aspose.Words. Also, you can find a simple example here:
https://forum.aspose.com/t/79905
Hope this helps. Please let me know in case of any issues, I will be glad to help you.
Best regards,