From 0e3381a218fceef0c0f3c8f7f0bd916a35edc0a0 Mon Sep 17 00:00:00 2001
From: Fredrik Tolf <fredrik@dolda2000.com>
Date: Thu, 31 Dec 2015 03:44:28 +0100
Subject: [PATCH] Raise slightly more helpful error on idpageget failure.

---
 manga/reader.py | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/manga/reader.py b/manga/reader.py
index c957b13..0940a6c 100644
--- a/manga/reader.py
+++ b/manga/reader.py
@@ -157,7 +157,10 @@ class idpageget(future):
         self.idlist = idlist
 
     def value(self):
-        return lib.cursor(self.bnode.byidlist(self.idlist)).cur
+        try:
+            return lib.cursor(self.bnode.byidlist(self.idlist)).cur
+        except KeyError:
+            raise KeyError("could not find last read page: " + repr(self.idlist))
 
 class pageget(future):
     def __init__(self, fnode):
-- 
2.11.0