主题：查找分页符

老师，同样的代码，差不多数据量的表格，有的表能找到第二个及以上的分页符，有的表确不能，找不到原因
此主题相关图片如下：1111.png


此主题相关图片如下：2222.png


此主题相关图片如下：33333.png

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点击浏览该文件:过程.xls

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点击浏览该文件:样件.xls

Dim cy_Ass As String = "C:\Users\89284\Desktop\过程.xls"
Dim App As New MSExcel.Application
Dim Book3 As New XLS.Book(cy_Ass)
Dim SheetSrh3 As XLS.Sheet = Book3.Sheets("过程FMEA")
Dim kkk As Integer = 0
Dim Wb2 As MSExcel.WorkBook = App.WorkBooks.Open(cy_Ass)
Dim Ws As MSExcel.WorkSheet = Wb2.WorkSheets("过程FMEA")
MessageBox.Show(Ws.HPageBreaks(2).Location.Row)

Dim cy_Ass As String = "C:\Users\89284\Desktop\1.01可行性分析AQ2019070002s-2019-12-26.xls"
Dim App3 As New MSExcel.Application
Dim Book4 As New XLS.Book(cy_Ass)
Dim SheetSrh4 As XLS.Sheet = Book4.Sheets("可行性分析主表")
Dim kkki As Integer = 0
Dim Wb3 As MSExcel.WorkBook = App3.WorkBooks.Open(cy_Ass)
MessageBox.Show(cy_Ass)
Dim Ws As MSExcel.WorkSheet = Wb3.WorkSheets("可行性分析主表")
App3.ActiveWindow.view = MSExcel.XlWindowView.xlPageBreakPreview
MessageBox.Show(Ws.HPageBreaks(1).Location.Row)
App3.Quit

此主题相关图片如下：444.png

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点击浏览该文件:1.01可行性分析aq2019070002s-2019-12-26.xls

老师，这个怎么又找不出来了？