Origin crashed if global fit with fix specific parameter

Version: 2018b

Type: Known Issues

Category: Analysis

Subcategory: Fitting

Jira: ORG-21008

This bug was introduced since Origin 2018b.

Steps to see the issue:

  1. Select multiple data and open Nonlinear Curve Fit dialog.
  2. Pick a fitting function.
  3. Set Multi-Data Fit Mode as Global Fit.
  4. Go to Parameters tab, check fix checkbox on some parameters.
  5. Click Fit button.

==> Origin not responding or crashes