From f903f18b8a639bc80f84575138c38e3ce964edc5 Mon Sep 17 00:00:00 2001
From: Solderpunk <solderpunk@sdf.org>
Date: Mon, 10 Dec 2018 16:41:20 +0000
Subject: Fail gracefully in the face of a corrupted thread.

---
 telem.lua | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/telem.lua b/telem.lua
index 0bd6cb3..f4aec34 100755
--- a/telem.lua
+++ b/telem.lua
@@ -426,6 +426,10 @@ function do_type()
 	end
 	current_thread = current_board_threads[thread_id]
 	current_thread_posts = get_posts(current_thread)
+	if current_thread == nil or #current_thread_posts == 0 then
+		print("This thread appears corrupted!  Aborting.")
+		return
+	end
 	current_post_index = #current_thread_posts
 	do_type_show_post()
 	dispatch_loop(type_dispatch, "d",
-- 
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