2nd cuda card missing

[MarkJ]

2/05/2009 3:34:46 PM		Processor: 8 GenuineIntel Intel(R) Core(TM) i7 CPU         920  @ 2.67GHz [x86 Family 6 Model 26 Stepping 4]
2/05/2009 3:34:46 PM		Processor features: fpu tsc pae nx sse sse2 mmx
2/05/2009 3:34:46 PM		OS: Microsoft Windows XP: Professional x86 Edition, Service Pack 3, (05.01.2600.00)
2/05/2009 3:34:46 PM		Memory: 2.99 GB physical, 4.83 GB virtual
2/05/2009 3:34:46 PM		Disk: 298.08 GB total, 289.71 GB free
2/05/2009 3:34:46 PM		Local time is UTC +10 hours
2/05/2009 3:34:46 PM		CUDA device (not used): GeForce GTX 260 (driver version 18250, compute capability 1.3, 896MB, est. 96GFLOPS)
2/05/2009 3:34:46 PM		CUDA device: GeForce GTX 260 (driver version 18250, compute capability 1.3, 896MB, est. 96GFLOPS)
2/05/2009 3:34:46 PM		Using HTTP proxy p4sdr-vm:3128
2/05/2009 3:34:46 PM		Version change (6.6.23 -> 6.6.25)

Both GTX260's worked fine under 6.6.23, but not under 6.6.25. Clearly a bug with BOINC that has been introduced since 23 as the drivers have not been updated and they both worked fine under 23. Yes I know there is a cc_config flag, but why do I need it now when I didn't before?