From cde248f887dab2f3241a627cafb54f7ae3d9c278 Mon Sep 17 00:00:00 2001
From: Pier <plambri@redhat.com>
Date: Sat, 11 Apr 2015 12:25:33 +0100
Subject: [PATCH] handle a exception when the configuration is not correct

---
 vdirsyncer/cli/.tasks.py.un~ | Bin 0 -> 3728 bytes
 vdirsyncer/cli/tasks.py      |  11 +++++++----
 2 files changed, 7 insertions(+), 4 deletions(-)
 create mode 100644 vdirsyncer/cli/.tasks.py.un~

diff --git a/vdirsyncer/cli/.tasks.py.un~ b/vdirsyncer/cli/.tasks.py.un~
new file mode 100644
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diff --git a/vdirsyncer/cli/tasks.py b/vdirsyncer/cli/tasks.py
index 0feb31f..5e08fcc 100644
--- a/vdirsyncer/cli/tasks.py
+++ b/vdirsyncer/cli/tasks.py
@@ -20,10 +20,13 @@ def sync_pair(wq, pair_name, collections_to_sync, general, all_pairs,
 
     a_name, b_name, pair_options = all_pairs[pair_name]
 
-    all_collections = dict(collections_for_pair(
-        general['status_path'], a_name, b_name, pair_name,
-        all_storages[a_name], all_storages[b_name], pair_options
-    ))
+    try:
+        all_collections = dict(collections_for_pair(
+            general['status_path'], a_name, b_name, pair_name,
+            all_storages[a_name], all_storages[b_name], pair_options
+        ))
+    except KeyError:
+        raise CliError('Could not find \"{}\" or \"{}\"\n'.format(a_name,b_name))
 
     # spawn one worker less because we can reuse the current one
     new_workers = -1