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-rw-r--r--src/IRCChannel.py10
1 files changed, 6 insertions, 4 deletions
diff --git a/src/IRCChannel.py b/src/IRCChannel.py
index 7dd4dde7..ffe34fa9 100644
--- a/src/IRCChannel.py
+++ b/src/IRCChannel.py
@@ -66,10 +66,12 @@ class Channel(IRCObject.Object):
if mode in self.server.prefix_modes:
user = self.server.get_user(arg)
if user:
- self.modes[mode].discard(user)
- self.user_modes[user].discard(mode)
- if not self.user_modes[user]:
- del self.user_modes[user]
+ if mode in self.modes:
+ self.modes[mode].discard(user)
+ if user in self.user_modes:
+ self.user_modes[user].discard(mode)
+ if not self.user_modes[user]:
+ del self.user_modes[user]
else:
self.modes[mode].discard(arg.lower())
if not len(self.modes[mode]):