General Entry UdF data not update automaticaly

Hi

I crate UDF in AR invoice, Incoming  payment outgoing payment and general entry form

All UDF name and data type are same

when I create invoice or payment I enter some TEXT information in UDF

and I add invoice or payment that time general entry form UDF data automatically update

but when change UDF value Or Adding invoice/ payment then I enter information that time General entry UDF value is not updated