** ERROR 99261 ** Reduced Strain Closure factor is not found. Please input the value and rerun the analysis.
Explanation
The Reduced Strain Closure factor value is not specified properly.
Resolution
This value is specified in the Fiber orientation solver parameters when the Calculate fiber orientation using option selected includes the RSC model. Check that the value for the Reduced Strain Closure factor appears and is within the required range, then start the analysis again.