I am getting same exception with Version 7.0.2.0. Following is the exception I got:
2/13/2012 5:49:49 PM
Message: HandlingInstanceID: 2424a8d7-941b-4dc7-8d88-a7f8c31df93e
An exception of type ‘System.ArgumentOutOfRangeException’ occurred and was caught.
2012-02-13 12:49:49Z
System.ArgumentOutOfRangeException, mscorlib, Version=2.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089
Index was out of range. Must be non-negative and less than the size of the collection.
Parameter name: startIndex
mscorlib in file: C:\WINDOWS\TEMP\IntraLinks\266d05ea-2364-421e-aad4-0158af559b20.xls
<undefined value>
startIndex
System.Collections.ListDictionaryInternal
Void ThrowArgumentOutOfRangeException(System.ExceptionArgument, System.ExceptionResource)
at System.ThrowHelper.ThrowArgumentOutOfRangeException(ExceptionArgument argument, ExceptionResource resource)
at System.BitConverter.ToInt16(Byte[] value, Int32 startIndex)
at ⅏.䆱.䇰()
at ⅏.䆱.䇭(䈞 ա)
at ⅏.䆱.䈎(䈞 ա)
at ⅏.䆱.䈑(MemoryStream ա)
at ⅏.䆱.䈏(৮ ْ)
at Aspose.Cells.Workbook.َ(String ُ, LoadOptions ِ)
at Aspose.Cells.Workbook…ctor(String file)
at Intralinks.Common.Utilities.AsposeConverter.ConvertXlsToPdf(String sourceFilePath, String destinationFilePath) in c:\ilbuilds\pdfconv\build_trunk\CommonUtilities\AsposeConverter.cs:line 78
at Intralinks.Common.Utilities.CommonUtilities.ConvertOfficeDocsToPDF(String sourceFile, String destinationFolder, Boolean useOriginalFileName) in c:\ilbuilds\pdfconv\build_trunk\CommonUtilities\CommonUtilities.cs:line 1439
Category: Logging Exception
Priority: 1
EventId: 100
Severity: Error
Title:Enterprise Library Exception Handling
Machine: WDPDPF01
Application Domain: ILPDFConversionService.exe
Process Id: 7300
Process Name: C:\PDFConvService\WOODDALE.pdfconv\instance1\Release\ILPDFConversionService.exe
Win32 Thread Id: 2528
Thread Name:
Extended Properties: Product Version - 3.1.26568.0