This has happened several times now intermittently over the last few
days.
D70 with SB-800 mounted and locked, both are switched on and either of
the following can happen:

Just bought a sigma SD10 recently, feel really happy when captur
images under sunlihgt. However, if use it after sun set, the quality i
really poor, especially the color balance and high light area.
Is there any SD10 owners can give thier advice?