Fill Column A, B, C with random data, and set C as Y Err.
New an empty graph page, press F12 to open layer contents dialog.
Add C(yEr±) and B to right panel, make sure first plot is C(yEr±).
Select both plots in right panel, click Group button.
Select C(yEr±) only in right panel. Right click and select Change Plot Type->Error Bar.
Click OK.
Mouse over error bar on plot.
==>Origin crashes.