keine Methode mit dem Namen "op_Addition" about powershell-backup-script HOT 2 CLOSED

            $Files1 = Get-ChildItem -LiteralPath $Backup -recurse -Attributes D+!ReparsePoint, D+H+!ReparsePoint -ErrorVariable +errItems -ErrorAction SilentlyContinue | 
            ForEach-Object -Process { Add-Member -InputObject $_ -NotePropertyName "ParentFullName" -NotePropertyValue ($_.FullName.Substring(0, $_.FullName.LastIndexOf("\" + $_.Name))) -PassThru -ErrorAction SilentlyContinue } |
            Where-Object { $_.FullName -notmatch $exclude -and $_.ParentFullName -notmatch $exclude } |
            Get-ChildItem -Attributes !D -ErrorVariable +errItems -ErrorAction SilentlyContinue | Where-Object { $_.DirectoryName -notmatch $exclude }

            $Files2= Get-ChildItem -LiteralPath $Backup  | 
            ForEach-Object -Process { Add-Member -InputObject $_ -NotePropertyName "ParentFullName" -NotePropertyValue ($_.FullName.Substring(0, $_.FullName.LastIndexOf("\" + $_.Name))) -PassThru -ErrorAction SilentlyContinue } |
            Get-ChildItem -Attributes !D -ErrorVariable +errItems -ErrorAction SilentlyContinue
            $Files = $Files1+$Files2
            $BackupDirFiles.Add($Backup, $Files)