You probably need to download .NET Framework 4.0.
http://www.androidtablets.net/forum/pandigital-novel-white-firmware/27672-pandigital-7-white-novel-ereader-wont-allow-firmware-update.htmlI had the same problem but after a call to customer support, I was told that my computer was missing Netframework 4.0. Your computer needs that app in order to run the download for the ereader. I was emailed the following by customer support and once I downloaded Netframework, updating was easy. I hope this helps....
Thank you for contacting Pandigital Customer Support regarding an issue with the Firmware Updater Application. The update program requires .Net Framework 4.0 or above to run properly. Please click on the link below and follow the steps to install the software:
Download .NET Framework
Important: Make sure you have the latest service pack and critical updates for the version of Windows on the computer. To look for recent updates, visit Windows Update. In addition, make sure you have Windows Installer 3.1 installed before you install this service pack
Click the Download button on this page to start the download
To save the download to your computer for installation at a later time, click Save.
To cancel the installation, click Cancel.
Once that is installed, try running the firmware update again.
We apologize for any inconvenience this may have caused you. If you have any other questions or concerns please feel free to call our support line at 1-800-715-5354. Our support hours are Monday - Friday 9:00am - 6:00pm Central Time and Saturday 9:00am - 3:00pm Central Time.
Sincerely,
Blake
Pandigital
Customer Support
(800) 715-5354
This is the link
http://msdn.microsoft.com/en-us/netframework/aa569263