Hi all, I am using blocks nested within other blocks. The sub-blocks have text labels using BlockInstanceName text fields. Whenever I save, close out, and rep-open the file, all of the BlockInstanceName text fields appear as #### and have to all be manually re-linked to their host blocks. Text field…

Hello- can you post a simple example file set up this way? -Pascal

Nested block - BlockInstanceName.3dm (173.1 KB) Hi Pascal, Thanks for your response. The attached file is conceptually the same as the file I’m working in. When I open the attached file, the text label with the BlockInstanceName associated with “Nested block 1” returns ####. Sometimes the text fie…

Hello- I see , thanks. I can reproduce this at least partly. RH-75783 Text fX- block instance name problem -Pascal

Maybe this is the same issue? [image] Why do nested Block Instance GUIDs change when the parent Block is edited? Rhino for Windows Apologies for resurrecting an old topic, but it appears this behavior is still happening in Rhino 7 and it wasn’t clear to me that the Youtra…

Hi Tristan - [image] adiosamoebas: Whenever I save, close out, and rep-open the file, all of the BlockInstanceName text fields appear as #### and have to all be manually re-linked to their host blocks. As Steve mentions in the YT item that Pascal filed, this works as expected when you put th…

I see, so this fix depends on having the text field inside of the lowest level block. That makes it a bit difficult to select all my text labels and make universal changes (switch to different text style, or scale, etc), but it’s way easier than manually re-linking all of those text fields. Thanks f…

Hi - [image] adiosamoebas: […] make universal changes (switch to different text style, or scale, etc) Those text objects will still update when their style is modified. -wim

BlockInstanceName Bug - Text field within block breaks after restart

Rhino Rhino for Windows

Brayton_Orchard July 13, 2023, 11:52pm 5

Maybe this is the same issue?

Topic		Replies	Views
Why do nested Block Instance GUIDs change when the parent Block is edited? Rhino for Windows	8	686	July 7, 2023
How to display object name from block in the block instance Rhino windows , mac , block , text	10	513	April 1, 2026
Linked Block Definition GUID not Static Rhino Developer	4	594	June 1, 2019
Some text fields missing data Rhino for Windows windows	7	317	May 28, 2024
Issue with text field funcion: BlockInstanceCount with " on block name Rhino windows	2	80	July 18, 2025

BlockInstanceName Bug - Text field within block breaks after restart

Related topics