SevenZipSharp. (code: -2147024873)
Looks like they have done some good troubleshooting over here this error. https://github.com/StevenBonePgh/SevenZipSharp/issues/2
`C:\hypervbackup-master./HyperVBackup.exe : Error: The execution has failed due to the bug in the SevenZipSharp. (code: -2147024873) At C:\hypervbackup-master\Start-VMBackup.ps1:3 char:1
- C:\hypervbackup-master./HyperVBackup.exe -l "Exch" -o "N:\Back ...
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+ CategoryInfo : NotSpecified: (Error: The exec...e: -2147024873):String) [], RemoteException + FullyQualifiedErrorId : NativeCommandError at SevenZip.SevenZipBase.ThrowException(CallbackBase handler, Exception[] e) at SevenZip.SevenZipBase.CheckedExecute(Int32 hresult, String message, CallbackBase handler) at SevenZip.SevenZipCompressor.CompressStreamDictionary(Dictionary`2 stream
Dictionary, Stream archiveStream, String password)
at SevenZip.SevenZipCompressor.CompressStreamDictionary(Dictionary2 streamDictionary, String archiveName, String password) at HyperVBackUp.Engine.BackupManager.BackupFiles(IList1 components, IDictionary2 volumeMap, IDictionary2 snapshotVolumeMap,
IDictionary2 vmNamesMap, Options options, ILogger logger) at HyperVBackUp.Engine.BackupManager.BackupSubset(IDictionary2 vmNamesMapSubset, Options options, ILogger logger)
at HyperVBackUp.Engine.BackupManager.VssBackup(IEnumerable1 vmNames, VmNameType nameType, Options options, ILogger logger) at HyperVBackup.Console.Program.Main(String[] args)