When i try fill a dropdown with another dropdown this message placed on the screen. i have other forms with the same function and i have no problema.  please i need resolve this.

 fill a dropdown with another dropdown this message placed on the screen

Hi,

From your description, I cannot understand your issue clearly. Could you provide some detailed information or screenshot about your description?

Best Regards,

Vincent Han

Hi, for example, I have two dropdown (A,B) and I have Two SharePoint List (ListA, ListB).  ListA has two columns (CompanyId, CompanyName) and fills dropdownA.  ListB has two columns too (CompanyId, CustomerId) and fills dropdownB.  When I select an option in dropdownA filters listB by column CompanyId, because i need to fill dropdownB only with CustomerId which match with CompanyId selected.  When ListB has many records, SharePoint shows the message "Sending data to the server" and never finish the operation.

Hi,

Are you using the "InfoPath" form for this ? double check the you configure the cascading lookup columns on the form.

Yes InfoPath, but the problema is when publish in SharePoint. What do you mean when say double check the you configure the cascading lookup columns on the form.?

Hi,

I mean, I asked you to verify that cascading columns are mapped pro