# Filling a key schedule

**URL:** <https://forum.dynamobim.com/t/filling-a-key-schedule/111139>\
**Category:** Revit\
**Created:** [July 7, 2025, 12:19pm UTC](https://forum.dynamobim.com/t/filling-a-key-schedule/111139 "2025-07-07T12:19:49Z")\
**Posts on this page:** 1\
**Showing post:** 2

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**Author:** ![Nick\_Boyts](https://sea2.discourse-cdn.com/flex022/user_avatar/forum.dynamobim.com/nick_boyts/32/76313_2.png) [@Nick\_Boyts](https://forum.dynamobim.com/u/Nick_Boyts)\
**Post date:** [July 7, 2025, 3:40pm UTC](https://forum.dynamobim.com/t/filling-a-key-schedule/111139/2 "2025-07-07T15:40:36Z")

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The `_data` input expects a structure similar to Excel data, consisting of individual line items with values for each column.

You can see some examples in similar posts:

> [@General notes key schedules](https://forum.dynamobim.com/t/general-notes-key-schedules/15524/5):
>
> Creating a Key Schedule with ScheduleView.CreateSchedule creates a blank schedule with only the Key Name parameter. The Key Schedule node only adds lines to an existing schedule, so the Comments parameter has to be added to the newly created schedule before the keys are added. [image]

> [@Populate Multiple Key Schedules With Excel Data](https://forum.dynamobim.com/t/populate-multiple-key-schedules-with-excel-data/12666/2):
>
> It looks like your lists match up so you should just need to fix your lacing. Right click your Key Schedule node and set Lacing to Longest. EDIT: Looks like I misspoke. Your Parameter Names list doesn’t match your Data list. You need to group your parameter names by ViewSchedule as well, one for each item in Data.

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