Filter or Search in Relational Gallery like parent child aka nested gallery

[Mehta_Tech]

Hello, 

So I have an issue that im really struggling to resolve. 

I'm creating CRM app that can generate report in app i have relational gallery like parent child gallery or aka nested gallery i want to filter the gallery with search textbox or multiple filter.

when i search by user the main gallery run perfectly but when i referencing child gallery with product details  in doesn't work or might be my execution is wrong so can any one help me to figure it out..

here i attach the screenshot 

[Mehta_Tech · Accepted solution]

It not work.

[Mehta_Tech]

Hello all thanks for help me, now my issue is solved.
thanks for replaying me,