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If you are receiving this message while the disc is already in the drive, you may need to perform the following technical steps: Check Physical Connection
Older software like AutoData often requires elevated privileges to run correctly on newer Windows versions. Right-click the AutoData executable (typically C:\ADCDA2\ADBCD.exe ) or shortcut and select "Run as administrator." For better compatibility, navigate to Properties > Compatibility tab and select Windows XP or Windows 7 compatibility mode.
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Mounting the AutoData ISO file using a virtual drive program such as Daemon Tools or PowerISO effectively tricks the software into thinking the original disc is present in a physical drive.
If you are running the program from a hard drive ( C:\ADCDA2 ) or a mounted ISO file, the software's anti-piracy or media check triggers a loop. It fails to verify the core files, resulting in the continuous popup: "Place the CD/DVD in drive and choose OK" . Verified Step-by-Step Fixes Fix 1: Apply the RegSettings.reg File
Autodata relies on cryptographic verification through a legacy component. If this file is unregistered, the application immediately assumes the disc is missing.
Most modern users of legacy Autodata versions use a "crack" or "emulator" to bypass the physical disc requirement.
This article provides a comprehensive guide to understanding this error and, more importantly, how to fix it to get Autodata running. Why "Place the CD/DVD in Drive Verified" Occurs
of your AutoData disc. If you have a working disc and a functional optical drive, use disc imaging software to create an ISO file.