I'm afraid I'm not sure what I was doing when I got this (I think just browsing
email) but I see the following exception in 0.9:
--- NoMethodError from thread: periodic poll
undefined method `content_width' for nil:NilClass
/usr/lib/ruby/gems/1.8/gems/sup-0.9/lib/sup/modes/thread-index-mode.rb:876:in
`from_width'
/usr/lib/ruby/gems/1.8/gems/sup-0.9/lib/sup/modes/thread-index-mode.rb:801:in
`text_for_thread_at'
/usr/lib/ruby/gems/1.8/gems/sup-0.9/lib/sup/hook.rb:121:in `each_with_index'
/usr/lib/ruby/gems/1.8/gems/sup-0.9/lib/sup/modes/thread-index-mode.rb:800:in `each'
/usr/lib/ruby/gems/1.8/gems/sup-0.9/lib/sup/modes/thread-index-mode.rb:800:in
`each_with_index'
/usr/lib/ruby/gems/1.8/gems/sup-0.9/lib/sup/modes/thread-index-mode.rb:800:in
`text_for_thread_at'
/usr/lib/ruby/gems/1.8/gems/sup-0.9/lib/sup/modes/thread-index-mode.rb:758:in
`regen_text'
/usr/lib/ruby/gems/1.8/gems/sup-0.9/lib/sup/util.rb:364:in `map_with_index'
/usr/lib/ruby/gems/1.8/gems/sup-0.9/lib/sup/hook.rb:121:in `each_with_index'
/usr/lib/ruby/gems/1.8/gems/sup-0.9/lib/sup/util.rb:364:in `each'
/usr/lib/ruby/gems/1.8/gems/sup-0.9/lib/sup/util.rb:364:in `each_with_index'
/usr/lib/ruby/gems/1.8/gems/sup-0.9/lib/sup/util.rb:364:in `map_with_index'
/usr/lib/ruby/gems/1.8/gems/sup-0.9/lib/sup/modes/thread-index-mode.rb:758:in
`regen_text'
/usr/lib/ruby/gems/1.8/gems/sup-0.9/lib/sup/modes/thread-index-mode.rb:230:in
`update'
/usr/lib/ruby/gems/1.8/gems/sup-0.9/lib/sup/modes/thread-index-mode.rb:702:in
`add_or_unhide'
/usr/lib/ruby/gems/1.8/gems/sup-0.9/lib/sup/modes/thread-index-mode.rb:188:in
`handle_added_update'
/usr/lib/ruby/gems/1.8/gems/sup-0.9/lib/sup/update.rb:26:in `send'
/usr/lib/ruby/gems/1.8/gems/sup-0.9/lib/sup/update.rb:26:in `relay'
/usr/lib/ruby/gems/1.8/gems/sup-0.9/lib/sup/update.rb:26:in `each'
/usr/lib/ruby/gems/1.8/gems/sup-0.9/lib/sup/update.rb:26:in `relay'
/usr/lib/ruby/gems/1.8/gems/sup-0.9/lib/sup/util.rb:520:in `send'
/usr/lib/ruby/gems/1.8/gems/sup-0.9/lib/sup/util.rb:520:in `method_missing'
/usr/lib/ruby/gems/1.8/gems/sup-0.9/lib/sup/poll.rb:166:in `add_new_message'
/usr/lib/ruby/gems/1.8/gems/sup-0.9/lib/sup/poll.rb:109:in `do_poll'
/usr/lib/ruby/gems/1.8/gems/sup-0.9/lib/sup/poll.rb:151:in `each_message_from'
/usr/lib/ruby/gems/1.8/gems/sup-0.9/lib/sup/maildir.rb:160:in `each'
/usr/lib/ruby/gems/1.8/gems/sup-0.9/lib/sup/maildir.rb:157:in `upto'
/usr/lib/ruby/gems/1.8/gems/sup-0.9/lib/sup/maildir.rb:157:in `each'
/usr/lib/ruby/gems/1.8/gems/sup-0.9/lib/sup/util.rb:560:in `send'
/usr/lib/ruby/gems/1.8/gems/sup-0.9/lib/sup/util.rb:560:in `__pass'
/usr/lib/ruby/gems/1.8/gems/sup-0.9/lib/sup/util.rb:547:in `method_missing'
/usr/lib/ruby/gems/1.8/gems/sup-0.9/lib/sup/poll.rb:139:in `each_message_from'
/usr/lib/ruby/gems/1.8/gems/sup-0.9/lib/sup/poll.rb:93:in `do_poll'
/usr/lib/ruby/gems/1.8/gems/sup-0.9/lib/sup/poll.rb:81:in `each'
/usr/lib/ruby/gems/1.8/gems/sup-0.9/lib/sup/poll.rb:81:in `do_poll'
/usr/lib/ruby/gems/1.8/gems/sup-0.9/lib/sup/poll.rb:80:in `synchronize'
/usr/lib/ruby/gems/1.8/gems/sup-0.9/lib/sup/poll.rb:80:in `do_poll'
/usr/lib/ruby/gems/1.8/gems/sup-0.9/lib/sup/util.rb:520:in `send'
/usr/lib/ruby/gems/1.8/gems/sup-0.9/lib/sup/util.rb:520:in `method_missing'
/usr/lib/ruby/gems/1.8/gems/sup-0.9/lib/sup/modes/poll-mode.rb:15:in `poll'
/usr/lib/ruby/gems/1.8/gems/sup-0.9/lib/sup/poll.rb:48:in `poll'
/usr/lib/ruby/gems/1.8/gems/sup-0.9/lib/sup/poll.rb:65:in `start'
/usr/lib/ruby/gems/1.8/gems/sup-0.9/lib/sup.rb:77:in `reporting_thread'
/usr/lib/ruby/gems/1.8/gems/sup-0.9/lib/sup.rb:75:in `initialize'
/usr/lib/ruby/gems/1.8/gems/sup-0.9/lib/sup.rb:75:in `new'
/usr/lib/ruby/gems/1.8/gems/sup-0.9/lib/sup.rb:75:in `reporting_thread'
/usr/lib/ruby/gems/1.8/gems/sup-0.9/lib/sup/poll.rb:62:in `start'
/usr/lib/ruby/gems/1.8/gems/sup-0.9/lib/sup/util.rb:520:in `send'
/usr/lib/ruby/gems/1.8/gems/sup-0.9/lib/sup/util.rb:520:in `method_missing'
/usr/lib/ruby/gems/1.8/gems/sup-0.9/bin/sup:203
/usr/bin/sup:19:in `load'
/usr/bin/sup:19
this seems to result from the buffer being nil when accessed from within the
poll, which results in the content_width method call to it crashing.
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