If you encounter a "License Not Found" error, check these common failure points: Hostname Mismatch : If you move the license to a new PC, you must edit the line in the license file to match the new machine's name. Service Not Running utility. Go to the "Start/Stop/Reread" tab, click Stop Server , wait 10 seconds, then click Start Server to refresh the service. Dongle Drivers : If your license is locked to a USB key, ensure the
: The expiration date. "permanent" means the license never expires.
If you absolutely must run OrCAD 10.5 for legacy schematics: Orcad 10.5 License File
One of the most common issues involves the (dongle). Many users trying to reinstall OrCAD 10.5 on modern machines find that the system doesn't recognize the key because it's looking for older drivers like aksusb.sys .
The path to a debug log file (a blank .log file you create to track errors). If you encounter a "License Not Found" error,
to view a detailed status report of active and expired features. Common Issues Connection Refused (-15,10)
Locate your physical Ethernet adapter and note the (a 12-character alphanumeric string, e.g., 00-1A-2B-3C-4D-5E ). Remove the hyphens; this is your HostID. Dongle Drivers : If your license is locked
OrCAD 10.5 relies on a legacy licensing framework developed by Macrovision (now Revenera) called (later renamed FLEXnet). This system uses a client-server model to validate software permissions. Node-Locked vs. Floating Licenses
: The license server relies on background processes, specifically lmgrd.exe and cdslmd.exe , to manage license distribution on a first-come, first-served basis. Installation and Configuration
Browse to your OrCAD installation directory to find lmgrd.exe .
: LM_LICENSE_FILE (or CDS_LICENSE_FILE depending on your specific version package).