--- a/bot.py
+++ b/bot.py
@@ -257,6 +257,35 @@ class bot(Thread):
 							if p != None:
 								bridge.removeParticipant('xmpp', resource, presence.getStatus())
 					
+					elif presence.getType() == 'error':
+						error = presence.getTag('error')
+						if error:
+							for c in error.getChildren():
+								if c.getNamespace() == 'urn:ietf:params:xml:ns:xmpp-stanzas' and c.getName() != 'text':
+									err = error.getAttr('type')+' '+c.getName()
+									if err == 'cancel remote-server-not-found':
+										# Remote server not found
+										error_message = '[Error] XMPP Remote server not found: '+from_.getDomain()
+										
+										# Stop bridges that depend on this server
+										bridges = self.findBridges([from_.getDomain()])
+										if len(bridges) > 0:
+											error_message += '\nThese bridges will be stopped:'
+											for b in bridges:
+												error_message += '\n'+str(b)
+												if hasattr(b, 'reconnecting'):
+													leave_message = 'MUC server seems to be down'
+												else:
+													leave_message = 'MUC server seems to be down, will try to recreate the bridge in 1 minute'
+													self.reconnecting = True
+													self.irc.execute_delayed(60, b.init2)
+												b.stop(message=leave_message)
+										
+										self.error(error_message, send_to_admins=True)
+										self.error(presence.__str__(fancy=1).encode('utf-8'), debug=True)
+									else:
+										raise Exception(presence.__str__(fancy=1).encode('utf-8'))
+					
 					elif resource != bridge.bot.nickname:
 						real_jid = None
 						if item and item.has_attr('jid'):

--- a/bridge.py
+++ b/bridge.py
@@ -114,6 +114,8 @@ class bridge:
 	def _xmpp_join_callback(self, errors):
 		"""Called by muc._xmpp_presence_handler"""
 		if len(errors) == 0:
+			if hasattr(self, reconnecting):
+				del self.reconnecting
 			if self.mode == None:
 				return
 			self.bot.error('===> Debug: succesfully connected on XMPP side of bridge "'+str(self)+'"', debug=True)

--- a/muc.py
+++ b/muc.py
@@ -29,6 +29,7 @@ class muc:
 	class RoomIsLocked(Exception): pass
 	class ForgotNickname(Exception): pass
 	class UnknownError(Exception): pass
+	class RemoteServerNotFound(Exception): pass
 	
 	def __init__(self, room_jid):
 		self.room_jid = room_jid
@@ -89,6 +90,9 @@ class muc:
 								elif err == 'modify jid-malformed':
 									# forgot to give a nickname
 									errors.append(self.__class__.ForgotNickname(self.jid))
+								elif err == 'cancel remote-server-not-found':
+									# MUC server is down or doesn't exist
+									errors.append(self.__class__.RemoteServerNotFound(self.jid))
 								else:
 									errors.append(self.__class__.UnknownError(presence.__str__(fancy=1).encode('utf-8')))
 						break