麻烦帮我看下这段代码，最后总显示“未找到同名的JPG图片”！谢谢！

ismail_001

Sub pictopz()
Dim cell As Range, fd, t, w As Byte, h As Byte
Selection.ClearComments
If Selection(1) = "" Then MsgBox "不能选择空白区。", 64, "提示": Exit Sub
On Error GoTo err
Set fd = Application.FileDialog(msoFileDialogFolderPicker) '允许用户选择一个文件夹
If fd.Show = -1 Then
t = fd.SelectedItems(1) '选择之后就记录这个文件夹名称
Else
Exit Sub '否则就退出程序
End If
w = Application.InputBox("您希望插入的图片显示多宽？" & Chr(10) & "Excel默认宽度为3.39，你可以输入1-15之间的数据。" & Chr(10) & "小于1时当做1计算。", "确认宽度", 3.39, , , , , 2)
h = Application.InputBox("您希望插入的图片显示多高？" & Chr(10) & "Excel默认高度为2.09，你可以输入1-15之间的数据。" & Chr(10) & "小于1时当做1计算。", "确认高度", 2.09, , , , , 2)
If w < 1 Or h < 1 Then w = 3.39: h = 2.09
If w > 15 Or h > 15 Then MsgBox "原则上你的图片可以显示这么大，" & Chr(10) & "不过有必要吗？请重新输入1-15之间的数", 64, "提示": Exit Sub
For Each cell In Selection
With cell.AddComment
.Visible = True
.Text Text:=""
.Shape.Select True
With Selection.ShapeRange
.Fill.UserPicture t & "" & cell.Text & ".jpg"
.ScaleWidth w / 3.39, msoFalse, msoScaleFromTopLeft
.ScaleHeight h / 2.09, msoFalse, msoScaleFromTopLeft
End With
cell.Offset(1, 0).Select
.Visible = False
End With
Next
Exit Sub
err:
ActiveCell.ClearComments
MsgBox "未找到同名的JPG图片！", 64, "提示"
End Sub