Hi,
I have a SharePoint list with column Job Number - and in the column the numbers are from another list which is looked up.
I am building an app , and I am stuck with Search box of the gallery - the formula to be used.

I want to change the formula to the below , but it isnt working
SortByColumns(Filter([@'Abraj Tower Snags'], StartsWith(JobNum, TextSearchBox1.Text)), "JobNum", If(SortDescending1, Descending, Ascending))
I feel this is because its a value in the sharepoint list is which is being lookedup.
I have put the below too :
