Hello how to read in dynamo the host ID in this case [480836] I know that there are nodes that read the host for elements, but they only work when the family is host type I mean here to read the host id in case the family is eq generic model not hosted but have work plane object [2018-07-14_104…

sample file how to specify the floor ID which is the host? element host.rvt (1.3 MB)

Can you show what you’ve tried so far?

I attach a model with two families and the script Thank you in advance Host ID.dyn (7.7 KB) element host.rvt (1.3 MB) [2018-07-14_130815]

Have you tried searching the forum? [image] Family placed by points. Can you associate a Level? Packages @Gcf_Design Can you post your graph (dyn)? I can’t see your list structure for the coordinates or where the level is coming from [20180409%20place%20family] Andre…

Yes, but I did not find such a topic I do not mean to change the host of instance or create an instance in the current model I want to read for many objects Host ID for some families it is possible and for others it is not it depends on whether the “Work Plane-Based” option was included in the f…

Okay let’s see if I understand you correctly: You wish to discover the Host of elements… But the issue you’re facing is that you cannot find the hosts of families that are not hosed in the active work plane… Seems straight forward to me… If it is not hosted in the work-plane, then there is no “ho…

Thank you for your answer yes, I mean a list of ‘hosts’ with ID numbers there are two reasons why I think that in both cases the host should be specified: when you change the floor level, both elements follow it - they are pinned to it in the properties as in the screenshot above, there is the n…

[image] Jonathan.Olesen: Combining your two methods and using some search logic you can identify both set’s of Hosts what do you mean? can I ask for some hints? I still have not found a solution

Host ID

Revit

Jonathan.Olesen July 14, 2018, 11:17am 5

Have you tried searching the forum?

Topic		Replies	Views
FamilyInstance - Host ID missing Revit revit , familyinstance	1	211	April 12, 2023
Dynamo Newbie: Retrieve Host Information from Revit Generic Model Families Revit	7	530	August 3, 2022
Find host element Uncategorized	9	306	May 9, 2025
Place Revit host-based families by CAD block location using Dynamo (issue in detecting the host from linked model) Uncategorized revit , dynamo	1	555	April 30, 2022
Change Level and host Uncategorized revit , python , dynamo	10	6440	May 25, 2021

Host ID

Related topics