Error Message when downloading AVG - 0xC0070643

Do you know how I can fix this error?

Hello Terria,
We apologize for the inconvenience caused.
Could you please let us know the name of the AVG product you are trying to install in your pc? also let us know whether you have installed any other AVG product or any other 3rd party antivirus product in your pc before? so that we are more happy to assist you better.
Thank you.