You are running NetSupport School English Version 8.51.1
NetSupport School version 15.12.0000 is now available and contains all the latest product enhancements and fixes. Note that only keys issued for NetSupport School 15.12 can be used with this version. If you have a key for a prior version you will require a new license key.If you are attempting to install this on older hardware, ensure your system meets the historical requirements:
After analyzing the question — — we must give you a straight answer: If you are attempting to install this on
If you have a valid license key from 2009, you may try reaching out to Autodesk’s legacy support team, but be prepared that they will likely recommend upgrading. If you are attempting to install this on
To understand the difficulty in locating this specific download, it is necessary to understand the product transition occurring at the time of its release: If you are attempting to install this on
Civil 3D Land Desktop Companion 2009 crash - Autodesk Community