My backup failed today whilst delivering the following message. Can anyone suggest a cause or resolution? Many thanks everyone
System.IO.IOException: An unexpected network error occurred. : ‘S:\Mail Backup\backup_202605111246.zip.incomplete’
at System.IO.Strategies.OSFileStreamStrategy.Write(ReadOnlySpan1 buffer) at System.IO.Strategies.BufferedFileStreamStrategy.FlushWrite() at System.IO.Strategies.BufferedFileStreamStrategy.WriteSpan(ReadOnlySpan1 source, ArraySegment1 arraySegment) at System.IO.Strategies.BufferedFileStreamStrategy.Write(Byte[] buffer, Int32 offset, Int32 count) at System.IO.FileStream.Write(Byte[] buffer, Int32 offset, Int32 count) at ICSharpCode.SharpZipLib.Zip.Compression.Streams.DeflaterOutputStream.DeflateSyncOrAsync(Boolean flushing, Nullable1 ct)
at ICSharpCode.SharpZipLib.Zip.ZipOutputStream.WriteSyncOrAsync(Byte buffer, Int32 offset, Int32 count, Nullable`1 ct)
at ICSharpCode.SharpZipLib.Zip.ZipOutputStream.Write(Byte buffer, Int32 offset, Int32 count)
at MailClient.Streams.StreamHelper.CopyStream(Stream inputStream, Stream outputStream, CancellationToken cancellationToken, ProgressReporter reporter)
at MailClient.Storage.Backup.BackupCompressionTool.AddFile(FileInfo file, String relativePath, CancellationToken token, ProcessedSizeUpdated tracker)
at MailClient.DbBackup.FormBackup.Backup(CancellationToken cancellationToken)
at MailClient.DbBackup.FormBackup.<>c__DisplayClass27_0.<MainForm_Load>b__0(Object a, DoWorkEventArgs b)
at System.ComponentModel.BackgroundWorker.OnDoWork(DoWorkEventArgs e)
at System.ComponentModel.BackgroundWorker.WorkerThreadStart(Object argument)