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Known Issue: SAPReader process may fail with error when uploading very large SAP data set: "System.IO.IOException: Stream was too long." (IOJ-2167205)

Summary

When the SAPReader process attempts to extract and upload a very large amount of data from SAP, the process may fail with an error like the following appearing in logging:

 

2020-12-03 16:09:43,923 [SAPReader.SAPReader |(null)] [ERROR] An error has occurred in the SAP Inventory Agent: Stream was too long.
System.IO.IOException: Stream was too long.

 

Symptoms

The following error and stack trace will appear in logging in the SAPReader.log file when this issue occurs:

2020-12-03 16:09:43,923 [SAPReader.SAPReader   |(null)] [ERROR] An error has occurred in the SAP Inventory Agent: Stream was too long.
System.IO.IOException: Stream was too long.
   at System.IO.MemoryStream.Write(Byte[] buffer, Int32 offset, Int32 count)
   at System.Xml.XmlUtf8RawTextWriter.FlushBuffer()
   at System.Xml.XmlUtf8RawTextWriter.WriteAttributeTextBlock(Char* pSrc, Char* pSrcEnd)
   at System.Xml.XmlUtf8RawTextWriter.WriteString(String text)
   at System.Xml.XmlWellFormedWriter.WriteString(String text)
   at System.Xml.XmlWriter.WriteAttributes(XmlReader reader, Boolean defattr)
   at System.Xml.XmlWriter.WriteAttributes(XmlReader reader, Boolean defattr)
   at System.Xml.XmlWriter.WriteNode(XmlReader reader, Boolean defattr)
   at SAPReader.Helper.SAPInventoryXMLHelper.GetMD5HashOfInventoryContent(String id)
   at SAPReader.Helper.SAPInventoryXMLHelper.GenerateInventoryFileDigest()
   at SAPReader.SAPReader.SAPServerReader.GetNonObsolteInventoryFiles(String folder)
   at SAPReader.SAPReader.SAPServerReader.UploadSAPInventoryFolder(String folder, Guid importSessionUid, String connectionName, String sourceBeaconUID)
   at SAPReader.SAPReader.SAPServerReader.UploadSAPInventoryFromBeacon(String[] tenantUIDs)

Fix status

This issue is still open but not currently scheduled to be addressed.

Other information

Master issue ID: IOJ-2167205

Also known as: ITAM-701

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known-issue-sapreader-process-may-fail-with-error-when-uploading-very-large-sap-data-set-system-io-ioexception-stream-was-too-long-ioj-2167205

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Known Issue: SAPReader process may fail with error when uploading very large SAP data set: "System.IO.IOException: Stream was too long." (IOJ-2167205)