If you are running a Windows Server Evaluation edition and try to upgrade it to a full retail version by simply running setup.exe from a standard commercial ISO, the setup engine will conflict. It cannot natively reconcile the eval packages with the standard free retail packages using the basic GUI installer. 2. Corrupted ISO or Installation Media
Encountering this error is frustrating, but understanding why it happens is the first step to fixing it. Based on user reports and troubleshooting data, here are the most frequent culprits: setupres+eval+msirar+free
is a common Windows Installer package file associated with evaluation versions of software, particularly Autodesk products like DWG TrueView. If you are running a Windows Server Evaluation
file is the backbone of the trial (evaluation) installation process. If this file is missing or blocked by your antivirus, the entire installation will halt. Common reasons for failure include: Partial Downloads: Corrupted ISO or Installation Media Encountering this error
When evaluation software fails to launch or re-install, remnants of previous cryptographic keys or installation attempts are blocking the current deployment.
For administrators deploying Autodesk software, the AppLocker error "The installation of... SetupRes\eval.msi is not permitted" is a known challenge. During installation, the original eval.msi from the installation media is copied to a user's temp folder (e.g., C:\Users\...\AppData\Local\Temp\_AI... ), where it might be modified—causing it to lose its digital certificate. When AppLocker then checks this modified file, it can't trust its origin and blocks the install.
The term msirar in your keyword is likely a typo or an abbreviation. Based on the context, two possibilities stand out: