Too many license requests at once. Fix: Restart the license server and stagger AutoCAD launches.
Corruption in the Single Sign-On (SSO) or Identity Manager components. 20 generic license checkout error autocad
In many cases, Autodesk has already released a fix for this. You just need to install it. Via Autodesk Access: Autodesk Access app (formerly the Desktop App), go to My Updates , and look for the Autodesk Licensing Service Manual Download: Too many license requests at once
20 Generic License Checkout Errors in AutoCAD – Causes & Fixes go to My Updates
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