Adding a new laptop to my current avg antivirus account

When I try to complete downloading of the antivirus software to my new laptop I get the message '0XC0070005 the added waitable object already existed in the collection'.i have tried a couple of times but with no success. Please help. Thanks.

Hi David,
I understand the inconvenience, let’s try to fix it together.
Please download the AVG Internet Security Unlimited Offline Installer from https://www.avg.com/en-us/download.prd-gsr
Download the correct bit(32/64bit) version from INSTALLATION FILES (PAID VERSION) tab.

Let me know if you experience any difficulties and I'll help you with a Remote Service for free.