Can't pull dimensions between two tags/groups

So, I’m trying to design a new building - I have groups and tags for the exterior wall, interior walls, etc, but while I can use the dimension tool to pull between walls in the same group (interior, in this case), I can’t get a point to register on the external wall (it won’t let me “close” the dimension measurement) when I start it from the internal wall. I’m sure I’ve done something stupid here, just not sure what! Thanks!

Update - it seems to only allow me to hook to midpoints on the external wall

Tga don’t have anythhing to do with being able to anchor dimensions between points in the model. There must be something else going on. Can you share the model so we can see exactly what you are working with?

Dimensions can be anchored to midpoint or end points or intersections.

Thanks, Dave - here’s the model so far:
Case Cabin - 2024.12.22.skp (22.6 KB)

There’s no issue for me pulling dimensions between the endpoints in the differentlytagged geometry.

dims

That said, you aren’t using tags correctly. All edges and faces should be created and remain untagged. Only groups and components should be given tags. This is the result of repairing the incorrect tag usage.

I would also suggest that you save dimensioning for LayOut. Also, turn off Length Snapping in Units. That can lead to errors in your model.

Case Cabin - 2024.12.22 corrected tags.skp (57.1 KB)

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Thanks, DaveR - so, what was tagged where it shouldn’t have been? I thought I was being careful drawing out the items, grouping them and then applying the tag…

I guess I was thinking I could just go from a point on the interior wall and pull straight across to the external wall - I see how you’re doing it, however - thanks very much for that!

For example, the short edge at the end of this internal wall is tagged as Ext Walls …


… while the rest of the geometry is tagged with Int Walls.

Since the group that contains the edges and faces for the internal walls has been given the Int Walls tag there’s no need to give the edges and faces the tag. Tagging the geometry creates more work for you because you have to be concious of which tag that geometry has. You’re more likely to have things disappear when you don’t want them to. By tagging only the groups and components in your model you don’t even need to know what tag is on the object when you edit it.

Yeah. If there was an actual point you could but you can’t just dimension from a random spot along an edge.

Typo: can’t!

Fixt. 10Q.

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For rectangular shape aligned with the axes you can often fake a dimension pulled from an arbitrary point on an edge by actually dimensioning between two corners or midpoints and placing the dim text so it appears to emerge from the desired point. The leader lines fall directly atop edges of the rectangle and aren’t noticeable.

@DaveR - thanks again - is there a tool you ran to repair this (or identify the issues?)?

I used a plugin called Default Tag Geometry from Sketchucation to fix it but I noticed that there was a problem when I opened the Int Walls group and selected all the geometry. The Tags field in entity Info was blank indicating more than one tag was involved.

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Gotcha - thanks again!

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You’re quite welcome.