>I have a form with 5 tables in the dataenvironment. The buffermodeoverride is set to 1 for all of the tables.
>
>The form's init contains:
>

>set multilocks on
>= CURSORSETPROP('Buffering',5, 'biditems' )  && Enable row buffering.
>= CURSORSETPROP('Buffering',5, 'projects' )  && Enable row buffering.
>= CURSORSETPROP('Buffering',5, 'projectphases' )  && Enable row buffering.
>= CURSORSETPROP('Buffering',5, 'lineitemspecs' )  && Enable row buffering.
>dodefault()
>

>The form's buffermode = 2
>
>The form has a pageframe and the pageframe contains a grid.
>The grid's recordsource is set
>

>thisform.df_tabs1.df_page1.grdBiditems.RecordSource = ;
>"select * from biditems " + ;
>"	inner join lineitemspecs " + ;
>"	on biditems.lineitemid = lineitemspecs.lineitemid " + ;
>"	where biditems.projectphaseid = val(this.value) " + ;
>"	into cursor crsTemp readwrite"
>

>The grid's AfterRowColChange contains
>LPARAMETERS nColIndex
>

>=tableupdate(0,.t.,"biditems")
>

>
>It all seems to work except the edits made in the grid are not being saved back to the biditems table. What am I missing?

First, Buffering = 5 is not ROW buffering. It is optimistic Table buffering.
Second, you miss to check WHY TableUpdate is not successful:

IF NOT tableupdate(0,.t.,"biditems")
   AERROR(laError)
   MessageBox(laError[1,2])
ENDIF