主题：[求助] 保存前删除空行，出现例外，不知代码出了什么问题

For Each dc As DataCol In DataTables("表A").DataCols
    If dc.Name <> "编号" Then
        If Filter > "" Then
            Filter = Filter & " And "
        End If
        If dc.IsBoolean Then
            Filter = Filter & "(" & dc.Name & " Is Null Or " & dc.Name & " = False)"
        Else
            Filter = Filter & dc.Name & " Is Null"
        End If
    End If
Next

DataTables("表A").DeleteFor(Filter)