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Keep getting this??
Not got a clue why??
Follow this guide and things will be better!
Clean you PC.
Download CC Cleaner and make sure you wipe all the cache and cookies from your machine inc FLASH.
Wipe Free space
Make sure you do 35x Pass
Download User Agent switcher for Firefox
or google it
Download and install
Open CMD and type
To clear you ip and DNS cache
Open Firefox and in Tools you should now see a tab called Default User Agent
Open the tap and select iphone 3.0 as the user agent
Find a CLEAN and LOCAL Socks5 Not HTTP, Not Socks4 MUST BE 5 and MUST be clean. Make sure and check if the Socks is blacklisted
Now log into the paypal you wish to use from paypal.com
and KEEP IT OPEN in a new tab
then Buy what you want.
Click checkout and you should Bypass any errors
If you still get this error I recommend Spoofing your MAC address
Hope this helps.