[LIBUSB_ERROR_BUSY] appers if I click Search Hardware Wallet and immediately after I press Load Wallet
2020-04-03 17:30:38 ERROR ConnectHardwareWalletViewModel (362) WalletWasabi.Hwi.Exceptions.HwiException: LIBUSB_ERROR_BUSY [-6]
at WalletWasabi.Hwi.HwiClient.ThrowIfError(String responseString, IEnumerable`1 options)
at WalletWasabi.Hwi.HwiClient.SendCommandAsync(IEnumerable`1 options, Nullable`1 command, String commandArguments, Boolean openConsole, CancellationToken cancel, Boolean isRecursion)
at WalletWasabi.Hwi.HwiClient.GetXpubImplAsync(Nullable`1 deviceType, String devicePath, Nullable`1 fingerprint, KeyPath keyPath, CancellationToken cancel)
at WalletWasabi.Hwi.HwiClient.GetXpubAsync(HardwareWalletModels deviceType, String devicePath, KeyPath keyPath, CancellationToken cancel)
at WalletWasabi.Gui.Tabs.WalletManager.HardwareWallets.ConnectHardwareWalletViewModel.LoadKeyManagerAsync()

Tails v4.4.1
Wasabi v1.1.11rc1
Good catch - not critical.
1 point
I encountered this error and I know why happened. If something else is using the device Wasabi cannot connect to it. For example, the Trezor bridge when trezor.io opened.
Most helpful comment
I encountered this error and I know why happened. If something else is using the device Wasabi cannot connect to it. For example, the Trezor bridge when trezor.io opened.