procedure TEDBRowsetManager.CheckMaxBuffers;
begin
   if ((AvailableHeaderSize+(Int64 {!!} (FNextNumber)*BufferSize)) > FTableManager.FileManager.MaximumLockedFileSize) then
      raise EEDBException.Create(EDB_ERROR_FULL,FormatString(EDB_ERRSTR_FULL,
                                    [FTableManager.Table.TypeName,
                                     FTableManager.Table.Name,
                                     FullFileName]));
end;