The lservrc file may be missing or corrupt.
If your computer does not recognize the CID key, download and install the latest driver from the CSI Knowledge Base .
CSI software is sensitive to regional date formats. Ensure your PC's date and number format is set to US (mm/dd/yyyy) .
Failure of the machine to recognize the CID key or Sentinel System Driver. Step-by-Step Solutions to Fix Error 120 1. Verify License Status and Files