Even if your code is valid, EA’s old authentication servers may flag it as "already in use" or "revoked." This is common with used game copies. The code might be physically printed in the manual, but it was already registered by a previous owner a decade ago.
: If you have proof of purchase but no working code, contacting a Game Advisor at EA Help is often the only official way to get a new entitlement. nfs undercover registration code problem hot
You need to force Windows to trust the SafeDisc driver. Even if your code is valid, EA’s old
: If you're on Windows XP and getting connection errors, the game's internal You need to force Windows to trust the SafeDisc driver
Set the in Task Manager to use only 1 or 2 cores to stop the game from crashing at the license check.
Older EA titles had a limit on how many times they could be activated. If your code is valid but failing, you may need to contact EA Support to have your activation limit reset. Hex Editing for Windows XP/Legacy: