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In the Tree view context menu there is a "Select al instances" option which calls Std_TreeSelectAllInstances. From the code I gather that it should select all objects that use the same viewprovider. But, AFAICT, each object has its own viewprovider. How is this command supposed to work?

In the context menu of the Tree view there is an "Expression actions" submenu. This allows to copy and paste expressions with Std_Expressions. But I wonder about its practical usage. Expression are copied in this format: ##@@ Height Unnamed#Cylinder001.ExpressionEngine (Cylinder001) ##@@ B...

I am not a mech person, but how would that work if a specific fastener that is not available in the current 'library' already exists in the file?

Minor update of Part_Tools_navi and PartDesign_Tools_navi.

https://wiki.freecad.org/index.php?titl ... id=1323817
https://wiki.freecad.org/index.php?titl ... id=1149521

onekk wrote: ↑Fri Apr 12, 2024 5:13 am but they must intersect between them, so if you fuse two wheels and they not intersect fusion is not done.

This is not correct. Disconnected solids can also be fused.

The BoundBox is 'infinite' (with both positive and negative coords). It just means that the shape is empty. The problem may be due to the B-splines used to create the faces, and there may also be a co-planar issue. If you enlarge the horizontal panel of the shell (I have made it an inch thicker and ...

Thanks for explaining, I did not consider that. The situation is still as described in the issue and the related forum topic: "sig figs" = 6 (hard coded).

wjr wrote: ↑Fri Apr 12, 2024 9:53 am And the other way round?
when I hit the ellipsis "..." beneath placement in the object view, the placement window pops up.

Right-click in the Placement field and select "Expression...".

Why do you enter or confirm these values if you don't want them?