0003440: Using Inertial CS when attaching something to datum plane gives infinite placement

ID	Project	Category	View Status	Date Submitted	Last Update

0003440	PartDesign	Bug	public	2018-04-22 12:40	2018-04-24 13:38

Reporter	DeepSOIC	Assigned To	DeepSOIC
Priority	normal	Severity	major	Reproducibility	always
Status	closed	Resolution	duplicate
Product Version	0.17

Summary	0003440: Using Inertial CS when attaching something to datum plane gives infinite placement
Description	>>> App.ActiveDocument.Box.Placement Placement [Pos=(-2.5e+099,-5e+099,-2.5e+099), Yaw-Pitch-Roll=(153.435,-3.18055e-015,65.9052)] forum thread: https://forum.freecadweb.org/viewtopic.php?f=3&t=28290 Also likely happens when attaching stuff to datum lines.
Steps To Reproduce	1. Create PartDesign Box. 2. Attach a datum plane to any of its faces. 3. Create a datum point, and attach it to Center Of Mass of the datum plane. -> view goes blank -> >>> App.ActiveDocument.DatumPoint.Placement Placement [Pos=(-5e+099,-5e+099,10), Yaw-Pitch-Roll=(0,0,0)]
Additional Information	OS: Windows 10 Word size of OS: 64-bit Word size of FreeCAD: 64-bit Version: 0.17.13509 (Git) Build type: Release Branch: releases/FreeCAD-0-17 Hash: 0258808ccb6ba3bd5ea9312f79cd023f1a8671b7 Python version: 2.7.14 Qt version: 4.8.7 Coin version: 4.0.0a OCC version: 7.2.0 Locale: Russian/RussianFederation (ru_RU)
Tags	No tags attached.

FreeCAD Information

Date Modified	Username	Field	Change
2018-04-22 12:40	DeepSOIC	New Issue
2018-04-22 12:40	DeepSOIC	Status	new => assigned
2018-04-22 12:40	DeepSOIC	Assigned To	=> DeepSOIC
2018-04-24 13:38	wmayer	Status	assigned => closed
2018-04-24 13:38	wmayer	Resolution	open => duplicate
2018-04-24 13:38	wmayer	Relationship added	duplicate of 0003439