Used FlattenAllFields() method for existing PDF giving "Invalid font name error"

Hi Team,
To make existing pdf not editable used flatten code but its giving “Invalid font name error”. Can u please check and let me know. Please find the attachments FlattenPDFIssue.zip (48.1 KB)

Note: used Aspose.pdf 21.6 version

Regards,
Ravi K

@ravikonnur

We tested using Aspose.PDF for .NET 22.6 and did not notice any issues. Attached is the output PDF generated in our environment. Can you please make sure to use the latest version and let us know in case you still notice any issues: input.out.pdf (56.5 KB)

Tested with 22.6 version its working. The fields are not editable but the button images are not displaying correctly. Can you please check. Please find the attachment input.pdf (53.6 KB)
output.pdf (137.5 KB)

@ravikonnur

This issue has been logged as PDFNET-52044 in our issue tracking system for the sake of correction. We will look into its details and keep you posted with the status of its rectification. Please be patient and spare us some time.

We are sorry for the inconvenience.