![Finally got serial ports working, win7 host, if you have "Failed to attach the USB device (E_INVALIDARG)" issues then try deleting this win7 registry key, fixed mine. HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control\Class\{36FC9E60-C465-11CF-8056 ... Finally got serial ports working, win7 host, if you have "Failed to attach the USB device (E_INVALIDARG)" issues then try deleting this win7 registry key, fixed mine. HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control\Class\{36FC9E60-C465-11CF-8056 ...](https://external-preview.redd.it/R6D416r_3MRxLJzYQpNrBMsWKtbYzrIraHlNKY-o6TE.jpg?auto=webp&s=a50e29c515203c728f1f2fe89c51b0cf8e8f3403)
Finally got serial ports working, win7 host, if you have "Failed to attach the USB device (E_INVALIDARG)" issues then try deleting this win7 registry key, fixed mine. HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control\Class\{36FC9E60-C465-11CF-8056 ...
![vagrant - E_INVALIDARG - Laravel Homestead VirtualBox error while executing VBoxManage - Stack Overflow vagrant - E_INVALIDARG - Laravel Homestead VirtualBox error while executing VBoxManage - Stack Overflow](https://i.stack.imgur.com/sDH5z.png)
vagrant - E_INVALIDARG - Laravel Homestead VirtualBox error while executing VBoxManage - Stack Overflow
![VirtualBox Fehler: Das USB-Gerät *** konnte nicht an die virtuelle Maschine ubuntu gebunden werden - Forum: Computer & Spiele VirtualBox Fehler: Das USB-Gerät *** konnte nicht an die virtuelle Maschine ubuntu gebunden werden - Forum: Computer & Spiele](https://www.maxrev.de/files/2014/09/thumbs/t_2014_09_16_14_18_30_virtualbox__fehler.png)
VirtualBox Fehler: Das USB-Gerät *** konnte nicht an die virtuelle Maschine ubuntu gebunden werden - Forum: Computer & Spiele
![Connect an USB key to a VirtualBox 6.0 / 5.2 virtual machine - Virtualization - Tutorials - InformatiWeb Connect an USB key to a VirtualBox 6.0 / 5.2 virtual machine - Virtualization - Tutorials - InformatiWeb](https://us.informatiweb.net/images/tutoriels/logos/us/virtualbox-connect-an-usb-key-to-a-vm.jpg)
Connect an USB key to a VirtualBox 6.0 / 5.2 virtual machine - Virtualization - Tutorials - InformatiWeb
![Connect an USB key to a VirtualBox 6.0 / 5.2 virtual machine - Virtualization - Tutorials - InformatiWeb Connect an USB key to a VirtualBox 6.0 / 5.2 virtual machine - Virtualization - Tutorials - InformatiWeb](https://www.informatiweb.net/images/tutoriels/vm-virtualbox/connecter-cle-usb/2-usb-busy-error/3-usb-device-with-uuid-is-busy.jpg)
Connect an USB key to a VirtualBox 6.0 / 5.2 virtual machine - Virtualization - Tutorials - InformatiWeb
![Connect an USB key to a VirtualBox 6.0 / 5.2 virtual machine - Virtualization - Tutorials - InformatiWeb Connect an USB key to a VirtualBox 6.0 / 5.2 virtual machine - Virtualization - Tutorials - InformatiWeb](https://www.informatiweb.net/images/tutoriels/vm-virtualbox/connecter-cle-usb/1-connecter-cle-usb/8-connecter-peripherique-usb-a-vm.jpg)