![]() J'avais ce périphérique marqué avec un triangle jaune dans le gestionnaire de périphériquesĮn fait, il y a un problème avec le logiciel LaCie Shortcut ButtonĤ) Désactivation de mon antivirus Kasperskyĥ) Installation du driver fourni pour mon Dongle HASP sur mon PCĦ) Périphérique USB attaché dans la machine avec seulement :ħ) Démarrage de la machine avec cette clé USB présente, et OK (notament un Dongle HASP) de la façon suivante : J'ai réussi démarrer ma machine virtuelle et à voir mes périphériques USB Has anybody a solution how to get the "VirtualBox USB" driver installed and working on Win 7 Ultimate 64 bit? Any help is greatly appreciated! Needless to say, that I did boot my computer after each attempt to install / uninstall VBox, or USB-Drivers. I had to add the system variable devmgr_show_nonpresent_devices=1, before it was shown as a greyed out device, which then could be deleted. Originally "VirtualBox USB" was not even shown in the device manager, even with "show hidden devices" selected, since the host sees it as a disconnected device. Uninstalling "VirtualBox USB" from the device manager does not help either. Uninstalling and reinstalling VBox does not help (either with 3.0.6 or 3.0.8 I tried it repeatedly). Remember: I´m using a German Windows so the messagetext is my translation the exact message may differ on nongerman editions of Windows, but the meaning ist translated correctly. The host displays a message saying that the driversoftware was not installed, added by "VirtualBox USB Device removed". After installing VBox and starting the VM, the host tries to install "VirtualBox USB" driver but is not succesfull. Changing back to VBox 3.0.6 doesn´t help. While the VM still starts and runs normally, all USB support for the VM is gone. a Philips Speechmike I, LFH 6274) I tried upgrading VBox to 3.0.8. When I experienced some bad performance of USB-Gear in the guest (i.e. The VM was starting normal and there were no warnings, etc. everything seemed ok after upgrading the host to Win 7. At first (and still with VBox 3.0.6, which I had been running under Vista 64 Bit, due to frequent bluescreens in the guest with VBox 3.0. ![]() I´m using a guest with Win 7 RC 32 Bit (before someone asks: I don´t have a 64 Bit RC!). ![]() Hardware is a Core 2 Quad Intel CPU (Q8300) with 2,53 GHz and 8 GB RAM. Just upgraded from Vista Ultimate 64 bit (German edition too) where all was ok. I´m running VirtualBox 3.0.8 (same problem with 3.0.6) on a Windows 7 Ultimate 64 it host (German edition!).
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