The game uses SecuROM , a form of copy protection. Microsoft has blocked the driver file secdrv.sys in newer versions of Windows because it is considered a security risk, which prevents the game from verifying the physical disc even if it is legitimate.
: Right-click the new simjp.exe , select Properties > Compatibility , and check Run as Administrator . Set the mode to Windows 7 or Windows XP . jurassic park operation genesis wrong disc inserted full
The bug was infamous: after a full installation, you would remove Disc 1, insert Disc 2, and double-click the desktop icon. Instead of hearing the majestic theme of Isla Sorna, you’d be greeted by that gray error dialog. The game was certain you had put in the wrong disc—even when you hadn’t. The game uses SecuROM , a form of copy protection
Check the box at the bottom of the tab that says "Run this program as an administrator" . This permits the program to scan the system storage buses accurately. Set the mode to Windows 7 or Windows XP
: Ensure your antivirus does not quarantine files like paul.dll , as these are often part of the bypass and may be flagged as false positives.
Go to a trusted retro gaming archive or community hub (such as ModDB or PCGamingWiki).