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Votes

For the file attached, I'm getting timeouts/hanging when trying to open it.

        mExcelEngine = New Syncfusion.XlsIO.ExcelEngine()

         mWorkBook = mExcelEngine.Excel.Workbooks.Open(pStream) <-hangs here

 

It seems to be releated to the comment/note on cell F36, since removing that allows it to load. Given that, I have tried to open the workbook with the option to parse worksheets on demand, clearing comments, and then but then it instead hangs when trying to reference most parsed properties (UsedRange.LastRow, etc):

        mWorkBook = mExcelEngine.Excel.Workbooks.Open(pStream, Syncfusion.XlsIO.ExcelParseOptions.ParseWorksheetsOnDemand)

        mWorkBook.Worksheets(0).Comments.Clear()

 mWorkBook.Worksheets(i).UsedRange.LastRow > 10 ... <-hangs/timeout error here instead