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IDProjectCategoryView StatusLast Update
0004009PathBugpublic2021-09-06 10:18
Reporterfreman Assigned Tomlampert  
Status confirmedResolutionopen 
Target Version0.20 
Summary0004009: Dogbone locks up on path with two surface elements
DescriptionAs discussed here, if two sufraces are selected to for a milling path and dog-bone is applied it locks up totally. This does not seem to happen with a single geometry.

Freecad file demonstating problem.
Steps To Reproduceselect two surfaces
add face mill path
add dog bone dress-up
kill FreeCAD process
rince and repeat. ;)
Additional InformationOS: Linux (LXDE/LXDE)
Word size of OS: 64-bit
Word size of FreeCAD: 64-bit
Version: 0.19.16854 (Git)
Build type: Release
Branch: master
Hash: fe0fd5512ba9a8a9c729cdc47af35bbe965050ac
Python version: 2.7.15
Qt version: 4.8.7
Coin version: 4.0.0a
OCC version: 7.3.0
Locale: English/UnitedKingdom (en_GB)
FreeCAD Information



2019-06-11 01:51


negtest3.FCStd (38,370 bytes)


2019-06-11 01:51

manager   ~0013176

Last edited: 2019-06-11 01:54

The description is not quite accurate. A dogbone dressup works fine with two separate faces. The problem is unique to this shape.

Increasing the radius of the circular middle tier so that it overlaps the lower square resolves the error. (see attached negtest3 file)


2020-01-08 18:24

administrator   ~0014022

Any conclusions on this ticket?

Issue History

Date Modified Username Field Change
2019-06-06 21:44 freman New Issue
2019-06-11 01:51 sliptonic File Added: negtest3.FCStd
2019-06-11 01:51 sliptonic Note Added: 0013176
2019-06-11 01:51 sliptonic Assigned To => mlampert
2019-06-11 01:51 sliptonic Status new => acknowledged
2019-06-11 01:54 sliptonic Note Edited: 0013176
2020-01-08 18:24 Kunda1 Note Added: 0014022
2020-01-14 17:37 Kunda1 Status acknowledged => confirmed
2020-01-14 17:38 Kunda1 Target Version => 0.19
2021-02-06 06:33 abdullah Target Version => 0.20
2021-09-06 10:16 Kunda1 Summary Dog bone locks up on path with two surface elements => Dogbone locks up on path with two surface elements
2021-09-06 10:18 Kunda1 Tag Attached: dogbone