In data disc mode, after setting the encoding options, there's no "next" in the action window and no dialog to que up files or start the burn. (everything's ok in audio cd mode). I tried all the skins with no effect.
Media Center Registered 11.0.309 -- C:\Program Files\J River\Media Center 11\
Microsoft Windows 2000 5.0 Service Pack 4 (Build 2195)
AMD Athlon 1658 MHz MMX / Memory: Total - 523 MB, Free - 272 MB
Internet Explorer: 6.0.2800.1106 / ComCtl32.dll: 5.81 / Shlwapi.dll: 6.00.2800.1612 (xpsp2.041207-1145) / Shell32.dll: 5.00.3900.7032 / wnaspi32.dll: N/A
Ripping / Drive X: TDK CDRW4800B Mode:Normal Type:Auto Speed:Max
Drive Y: Mode:Normal Type:Auto Speed:Max
Digital playback: Yes / Use YADB: Yes / Get cover art: No / Calc replay gain: Yes / Copy volume: 32767
Eject after ripping: Yes / Play sound after ripping: No
Burning / Drive X: TDK CDRW4800B Addr: 1:0:0 Speed:48 MaxSpeed:48 BurnProof:Yes
Drive Y: LITE-ON LTR-32123S Addr: 2:0:0 Speed:32 MaxSpeed:32 BurnProof:Yes
Test mode: No / Eject after writing: Yes / Direct decoding: No / Write CD-Text: Yes
Use playback settings: Yes / Normalization: None