HX network desing crash #5

Im having the same problem with the HX network diseing tool

CRITICAL:root:Traceback (most recent call last):
File "views\designs\pinchdesign.py", line 448, in resizeEvent
File "views\designs\pinchdesign.py", line 459, in resize_scene
File "views\designs\pinchdesign.py", line 524, in paint_interval_diagram
File "views\designs\pinchdesign.py", line 643, in _paint_arrows
File "views\designs\pinchdesign.py", line 539, in _temp_to_px
ValueError: can only convert an array of size 1 to a Python scalar