License Has Numerical Problem Size Limits Verified - Ansys Your Product

Run a 1000-node model. If that passes, your license works. The problem is purely model size. If even a small model fails, the license itself is corrupted or the feature is missing.

If you are on a network with multiple license types (e.g., both Teaching and Research tokens available), ANSYS may default to the lower-tier license. Force a higher-tier license: Run a 1000-node model

Do not guess. Run the ANSYS License Management Center utility (ans_licinfo or lmstat). Identify exactly which product feature is checked out (e.g., ansys , mech, fluent). Look for keywords like _teaching, _research, _pro, or _entry. Knowing the exact license feature explains the limit. If you are on a network with multiple license types (e

When starting a solve, ANSYS will output: both Teaching and Research tokens available)

*** WARNING ***
Your current license (ANSYS Professional) limits DOFs to 32,000.
Current model has 45,200 DOFs. Solution will not proceed.