This is an old bug since Origin 9.1.
Steps to reproduce
New a graph window, add an XY scale object on it.
Right click on it and select Copy Format - All.
Right click on it and select Paste Format (Advanced) to open dialog.
Right click on X Axis branch, select Add - Show, then uncheck it.
Do the same for Y axis branch, click Apply.--> No XY Scale shows on graph.
Save the project and reopen it.
==> Origin crashed.