TXDataWebDataSet after ApplyUpdates are not complete updatetd

after a applyApdates with 10 records some set to 1 some not and are 0.

the DataSet is connected with a TMSFNCGridDatabaseAdapter. But also dont work when i disable the DataBaseAdapter.

why ?

tbRRListe.First;
while not tbRRListe.Eof do begin
tbRRListe.Edit;
tbRRListeARCHIV.AsInteger := 1;
tbRRListe.Post;
tbRRListe.Next;
end; // while
tbRRListe.ApplyUpdates;

Do you have a project reproducing the issue? What is the JSON sent in the request?