Unable to edit pdf template

i had purchased e2pdf plugin and created the template. But after few days its just buffering no other features are visible.

Hello,

Could you please try download the backup of the E2Pdf Template: https://e2pdf.com/docs/templates/backup and send it to [private] ?

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We would really appreciate your feedback at WordPress.org!

As an alternative, if it's acceptable for you, you can submit a support ticket with access details here: [private], so we can log in and check it directly on your side.

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We would really appreciate your feedback at WordPress.org!

i had submit the credentials in given url