Cobian Reflector • unexpected error occurred: Illegal characters

Code:

2023-04-10 17:16:55 Backing up the task "2017"    2023-04-10 17:16:55 Applying the parameters to the task "2017" (if any).    2023-04-10 17:16:55 Requesting the creation of a Volume Shadow Copy image for the source...    2023-04-10 17:16:55 The Volume Shadow Copy image has been successfully created.    2023-04-10 17:16:55 Starting the copy. The user running the task is: Ditro    2023-04-10 17:16:55 Backing up the directory "\\Ditroit_NAS\Projects\2017" to "D:\2017"...         2023-04-10 17:35:00 Checking for updates...    2023-04-10 17:35:00 Your program is up to date.     ERR 2023-04-10 22:49:54 An unexpected error occurred: Illegal characters: [] in path.Parameter name: pathERR 2023-04-10 22:49:54 Source: AlphaFS  Details:    at Alphaleonis.Win32.Filesystem.Path.CheckInvalidPathChars(String path, Boolean checkAdditional, Boolean allowEmpty)   at Alphaleonis.Win32.Filesystem.Path.IsPathRooted(String path, Boolean checkInvalidPathChars)   at Alphaleonis.Win32.Filesystem.Path.CombineCore(Boolean checkInvalidPathChars, String[] paths)   at Cobian.Reflector.Engine.LocalBackup.copyDirectory(String directoryS, String directorySNP, String directoryD, Boolean topDirectory)   at Cobian.Reflector.Engine.LocalBackup.copyDirectory(String directoryS, String directorySNP, String directoryD, Boolean topDirectory)   at Cobian.Reflector.Engine.LocalBackup.copyDirectory(String directoryS, String directorySNP, String directoryD, Boolean topDirectory)   at Cobian.Reflector.Engine.LocalBackup.copyDirectory(String directoryS, String directorySNP, String directoryD, Boolean topDirectory)   at Cobian.Reflector.Engine.LocalBackup.copyDirectory(String directoryS, String directorySNP, String directoryD, Boolean topDirectory)   at Cobian.Reflector.Engine.LocalBackup.copySingleDirectory(String directoryS, String directorySNP, String directoryD)   at Cobian.Reflector.Engine.TaskBackupExecutor.startBackup(BackupTask subTask, String backupId, SourceDestination realSource, DateTime backupTime, Boolean lastDestination)   at Cobian.Reflector.Engine.TaskBackupExecutor.Process()         2023-04-10 22:49:54 ** Backup for the task "2017" has ended **    2023-04-10 22:49:54 ** Processed files: 164782. Backed up files: 164782. Created folders: 0. Backup size: 1.04 TB. **    2023-04-10 22:49:54 ** Number of errors: 2. Time elapsed: 5 hours, 32 minutes, 59 seconds. **         2023-04-10 22:49:54 Deleting the Volume Shadow Copy image...    2023-04-10 22:51:01 The Volume Shadow Copy image has been successfully deleted.         2023-04-10 22:51:01 The backup has ended. There are errors. Consult the log file.