Issue #516: Valentina crashes when use "Point intersect line and axis" instrument. (dismine/valentina)

New issue 516: Valentina crashes when use “Point intersect line and axis” instrument. https://bitbucket.org/valentinateam/valentina/issues/516/valentina-crashes-when-use-point-intersect

Valentina Zhuravska:

I use “Point intersect line and axis”, choose A and A1 points for the first line. Then I choose A3 and press Shift.

Responsible: ValentinaZhuravska