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Failed to Start USB Expert Service

Posted: 21 May 2013, 12:07
by gkays
I've installed Titan One on my laptop and It's running happily, I've got one I'm installing for a customer... The drivers appear okay in device manager... done everything in troubleshooting post. Can't get the dongle into TX mode. In expert I can't start ACW - get an error saying 'failed to load USB expert service'. Done a repair on USB drivers... Any thoughts?

Re: Failed to Start USB Expert Service

Posted: 21 May 2013, 12:48
by Gregory
Please can you post a screen shot of the error message. Also can you confirm that Avolites Expert Usb appears in the list in services.msc.

Re: Failed to Start USB Expert Service

Posted: 22 May 2013, 01:21
by gkays
2 Screen Shots attached.

Cheers,

avo2.jpg
avo2.jpg (168.61 KiB) Viewed 4719 times

avo1.jpg
avo1.jpg (79.06 KiB) Viewed 4719 times

Re: Failed to Start USB Expert Service

Posted: 28 May 2013, 02:37
by gkays
Any Ideas?

Re: Failed to Start USB Expert Service

Posted: 31 May 2013, 20:40
by Gregory
Please can you try the following:
  • Unplug the TitanOne if it is connected.
  • Uninstall Avolites Usb Expert from Programs and Features.
  • Delete the UsbExpert directory from C:\Program Files\Avolites.
  • Open the Start menu and type Command Prompt, right click on the icon and select Run as Administrator.
  • Type sc delete "Avolites Expert Usb" and press the return key.
  • Restart the computer.
  • Run the installer, UsbExpertSetupV4.6(4).msi, in C:\Program Files\Avolites\Install.
  • Once installation is complete, restart the computer again.
  • Plug in the TitanOne and start the TitanOne software.

Re: Failed to Start USB Expert Service

Posted: 12 Jun 2013, 10:37
by gkays
Sorry for the delay in response I didn't realise you had responded on here.
Sorry no luck.
After uninstalling Avolites USB Expert from Programs and Features, there was no directory in C:\Program Files\Avolites neither was there a file to delete using command prompt.
Restarted and reinstalled USB expert, restarted again - still no luck.

Cheers,

Gareth