# Cable tray support node getting error

**URL:** <https://forum.dynamobim.com/t/cable-tray-support-node-getting-error/92835>\
**Category:** Revit\
**Tags:** dynamo\
**Created:** [August 13, 2023, 12:00pm UTC](https://forum.dynamobim.com/t/cable-tray-support-node-getting-error/92835 "2023-08-13T12:00:08Z")\
**Posts on this page:** 1\
**Page:** 1

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**Author:** ![thsa2501](https://avatars.discourse-cdn.com/v4/letter/t/ebca7d/32.png) [@thsa2501](https://forum.dynamobim.com/u/thsa2501)\
**Post date:** [August 13, 2023, 12:00pm UTC](https://forum.dynamobim.com/t/cable-tray-support-node-getting-error/92835/1 "2023-08-13T12:00:08Z")

</div>

hii, i am new in dynamo.i am trying to place support for cable tray.its not working. i don’t know where i was mistaked.kindly help me.this code orgin from bim guru. i little bit modified.  
[bim guru cable traySupports.dyn](https://forum.dynamobim.com/uploads/short-url/mYl1rIu5KP7SxhT4ORjQnGkgOC9.dyn) (131.0 KB)  
[ABG\_GEN\_Unistrut-Hanger\_R20.rfa](https://forum.dynamobim.com/uploads/short-url/zCbfqZdHyQrp5hO6tEitumJzXMH.rfa) (512 KB)  
[lighting-linked.rvt](https://forum.dynamobim.com/uploads/short-url/wdNZJrx0j3qLRrnwO4y5pRt20s7.rvt) (5.5 MB)