SOS disconnect

[Charlton Purvis]

> I have two issues, if I haven't worn out my welcome . . .
> 
> * I am pulling 10 different types of observations from this particular
> buoy.
> I have listed them all as the same offering and each LAYER has an
> identical
> GROUP -- so they all show up nicely under ndbc_44029.  The problem is,
> when
> I have more than 4 or so SOS LAYERS, whether or not they are part of the
> same group, I all of a sudden get an empty .xml.  And Apache logs show
> nothing.  I know for a fact that there is not a problem w/ the LAYER
> definition because it's just a matter of cutting and pasting to change
> from
> something like a wind_speed column to wind_speed_of_gust.  Is there some
> kind of SOS limit in a *.h somewhere?

The GetCapabilities seems to be the only thing that fails.  I can do a
GetObservations just fine, but the GetCap returns an empty .xml.