needs protection for too many open files

[Popsch]

try 'nbook a'

[cut]: Too many open files
Traceback (most recent call last):
File "./nbook", line 167, in
File "./nbook", line 72, in init
File "/usr/lib/python2.7/site-packages/notmuch/message.py", line 233, in get_header
notmuch.errors.NullPointerError

[suvayu]

I'm aware of this issue. It has been reported in other places[1,2]. I will try to resolve it as soon as I can.

[1] http://thread.gmane.org/gmane.mail.mutt.user/39493
[2] http://thread.gmane.org/gmane.mail.notmuch.general/12452