Hey, Holtsie123!
Sorry to hear that you are encountering this issue when trying to make a purchase.
Thank you for sharing the error that you are receiving. Can we confirm do you have the Steam overlay enabled?
Open the Steam client and navigate to the Steam > Settings/Preferences > In-game tab. Check the box next to Enable the Steam Overlay while in-game.
If so and the issue continues, can you please contact
Steam Support to ensure that there are no issues on your account that may stop you from making purchases.
If they get back to you that everything is alright, please get back in touch through a support case
HERE.
When contacting us please include the following information:
- Country:
- What connection you are using (Ethernet/WiFi):
- Are you connecting from a student campus or a military base?
Thank you.