"Abort" works but disallows further deleting the value-duplicate
record by "dataset.delete" initiated by a button on the form, via
redisplaying the message box::
if find(0,vartostr(value),i1,true,nil) then begin
showmessage('Such unit name is already registered'); // <<< HERE
abort;
end;
2012/1/20, Martin Schreiber <[email protected]>:
> On Friday, 20. January 2012 08.56:01 IvankoB for-mse wrote:
>> > Maybe better to call Abort()?
>>
>> For which component ? Neither dataset nor field has this method.
>>
> Unit sysutils:
> "
> procedure Abort;
>
> begin
> Raise EAbort.Create(SAbortError) at Pointer(Get_Caller_addr(Get_Frame));
> end;
> "
>
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