I had my A-110 working with XP, but after upgrading to Windows 8, I get "Request cannot be processed" when I select the "N-PVR" option from my NMT. BTW, I can play an mp3 from the Music menu.

Here's the contents of NMT Syntax Check:

Checking for mvpmc share on DELLA
mvpmc C:\mvpmc

Checking GB-PVR.html links
C:\mvpmc \GB-PVR.html not found

NMT IP Address: MAC 0006DC42B72D

GB-PVR Not Installed

N-PVR Installed C:\Users\Public\NPVR
<a href="http://localhost.drives:8883/NETWORK_SHARE/DELLA:/mvpmc/npvr.cgi">NPVR</a>
<a href="http://localhost.drives:8883/NETWORK_SHARE/NETWORK_BROWSER/browser.cgi">N-PVR via Network Browser</a>
<a href="http://localhost.drives:8883/USB_DRIVE_A-1/mvpmc/usb_a.cgi">N-PVR via USB</a>

Enabled true
Port 8866

The remote server returned an error: (404) Not Found.

Checking NMT Version

Checking NMT Display

Calling NMT Source
smb://della/mvpmc Username: Password Length: 0