Issue #492: Valentina crashes when add an increment. (dismine/valentina)

New issue 492: Valentina crashes when add an increment. https://bitbucket.org/valentinateam/valentina/issues/492/valentina-crashes-when-add-an-increment

Roman Telezhynskyi:

Reproducing.

  1. Add new increment.
  2. Edit name.
  3. Click on “f(x)” button.
  4. Finnish editing a value.
  5. Valentina crashes.

The same bug in Tape.

Responsible: dismi_