Getting sequence contains no element when i tried to use the subgrid with document location and active document location

Question

I have tried to make the power pages site in which user can upload and view their document in which i have use my custom table. I have given all the document management, share point integration permission just same as mention in the video guide by your end link- https://learn.microsoft.com/en-us/training/modules/power-pages-integration/sharepoint

but i am getting error whenever i am adding the subgrid of document location(regarding) and active document even if i have given the child permission for that specific table. you can see in the image below

Error message name - Sequence contains no elements

please solve if any one know about this

This question is related to the following Learning Module

Answer 1

Hi Sagar Soni,

We appreciate your patience.

We have attempted the exercise on our end and were able to successfully execute it by following the steps outlined in the video provided below.

Additionally, we recommend reviewing the accompanying document located beneath the video, as it contains important details that may further assist you in completing the exercise. Please go through both resources carefully and let us know if you need any further clarification or assistance. Please refer: Manage SharePoint documents

Please reach out to us if you have any other queries.

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