diff --git a/backends/libpurple/main.cpp b/backends/libpurple/main.cpp
index 339ccacf..2d9f4722 100644
--- a/backends/libpurple/main.cpp
+++ b/backends/libpurple/main.cpp
@@ -2086,9 +2086,12 @@ static void transportDataReceived(gpointer data, gint source, PurpleInputConditi
 			if (CONFIG_STRING(config, "service.protocol") == "prpl-telegram") {
 				cfg.setNeedPassword(false);
 			}
-			if (CONFIG_STRING(config, "service.protocol") != "prpl-irc") {
+			if (CONFIG_STRING(config, "service.protocol") == "prpl-irc") {
 				cfg.setNeedRegistration(false);
 			}
+			else {
+				cfg.setNeedRegistration(true);
+			}
 			np->sendConfig(cfg);
 		}
 
diff --git a/include/transport/WebSocketClient.h b/include/transport/WebSocketClient.h
index 9a7869a2..80465aeb 100644
--- a/include/transport/WebSocketClient.h
+++ b/include/transport/WebSocketClient.h
@@ -55,6 +55,7 @@ class WebSocketClient {
 		virtual ~WebSocketClient();
 
 		void connectServer(const std::string &u);
+		void disconnectServer();
 
 		void write(const std::string &data);
 
diff --git a/libtransport/WebSocketClient.cpp b/libtransport/WebSocketClient.cpp
index 60cb8dca..dbf5859a 100644
--- a/libtransport/WebSocketClient.cpp
+++ b/libtransport/WebSocketClient.cpp
@@ -82,6 +82,13 @@ void WebSocketClient::connectServer(const std::string &url) {
 	connectServer();
 }
 
+void WebSocketClient::disconnectServer() {
+	if (m_conn) {
+		m_conn->onDataRead.disconnect(boost::bind(&WebSocketClient::handleDataRead, this, _1));
+		m_conn->disconnect();
+	}
+}
+
 void WebSocketClient::write(const std::string &data) {
 	if (!m_conn) {
 		return;
diff --git a/spectrum/src/frontends/slack/SlackRTM.cpp b/spectrum/src/frontends/slack/SlackRTM.cpp
index 199261ad..493dd70a 100644
--- a/spectrum/src/frontends/slack/SlackRTM.cpp
+++ b/spectrum/src/frontends/slack/SlackRTM.cpp
@@ -92,6 +92,14 @@ void SlackRTM::start() {
 		return; \
 	}
 
+#define STORE_INT(FROM, NAME) rapidjson::Value &NAME##_tmp = FROM[#NAME]; \
+	if (!NAME##_tmp.IsInt()) {  \
+		LOG4CXX_ERROR(logger, "No '" << #NAME << "' number in the reply."); \
+		LOG4CXX_ERROR(logger, payload); \
+		return; \
+	} \
+	int NAME = NAME##_tmp.GetInt();
+
 void SlackRTM::handlePayloadReceived(const std::string &payload) {
 	rapidjson::Document d;
 	if (d.Parse<0>(payload.c_str()).HasParseError()) {
@@ -144,6 +152,17 @@ void SlackRTM::handlePayloadReceived(const std::string &payload) {
 		std::map<std::string, SlackChannelInfo> &channels = m_idManager->getChannels();
 		SlackAPI::getSlackChannelInfo(NULL, true, d, payload, channels);
 	}
+	else if (type == "error") {
+		GET_OBJECT(d, error);
+		STORE_INT(error, code);
+
+		if (code == 1) {
+			LOG4CXX_INFO(logger, "Reconnecting to Slack network");
+			m_pingTimer->stop();
+			m_client->disconnectServer();
+			start();
+		}
+	}
 }
 
 void SlackRTM::sendMessage(const std::string &channel, const std::string &message) {
diff --git a/spectrum/src/frontends/slack/SlackSession.cpp b/spectrum/src/frontends/slack/SlackSession.cpp
index 8352503e..1592aafc 100644
--- a/spectrum/src/frontends/slack/SlackSession.cpp
+++ b/spectrum/src/frontends/slack/SlackSession.cpp
@@ -200,6 +200,9 @@ void SlackSession::handleJoinRoomCreated(const std::string &channelId, std::vect
 }
 
 void SlackSession::handleJoinMessage(const std::string &message, std::vector<std::string> &args, bool quiet) {
+	if (args[5][0] == '#') {
+		args[5].erase(0, 1);
+	}
 	LOG4CXX_INFO(logger, m_uinfo.jid << ": Going to join the room " << args[3] << "@" << args[4] << ", transporting it to channel " << args[5]);
 	m_api->createChannel(args[5], m_idManager->getSelfId(), boost::bind(&SlackSession::handleJoinRoomCreated, this, _1, args));
 }
@@ -216,7 +219,11 @@ void SlackSession::handleSlackChannelCreated(const std::string &channelId) {
 	m_component->getFrontend()->onPresenceReceived(presence);
 }
 
-void SlackSession::leaveRoom(const std::string &channel) {
+void SlackSession::leaveRoom(const std::string &channel_) {
+	std::string channel = channel_;
+	if (channel[0] == '#') {
+		channel.erase(0, 1);
+	}
 	std::string channelId = m_idManager->getId(channel);
 	std::string to = m_channel2jid[channelId];
 	if (to.empty()) {
diff --git a/spectrum/src/frontends/slack/SlackUserRegistration.cpp b/spectrum/src/frontends/slack/SlackUserRegistration.cpp
index c868de52..576392da 100644
--- a/spectrum/src/frontends/slack/SlackUserRegistration.cpp
+++ b/spectrum/src/frontends/slack/SlackUserRegistration.cpp
@@ -75,7 +75,7 @@ std::string SlackUserRegistration::createOAuth2URL(const std::vector<std::string
 	m_authsData[oauth2->getState()] = args;
 
 	if (args.size() >= 3) {
-		LOG4CXX_INFO(logger, "Generating OAUth2 URL with slack_channel=" << args[0] << ", 3rd_party_account=" << args[1]);
+		LOG4CXX_INFO(logger, "Generating OAUth2 URL with slack_channel=" << args[1] << ", 3rd_party_account=" << args[2]);
 	}
 	else {
 		LOG4CXX_WARN(logger, "Generating OAUth2 URL with too few arguments");
@@ -180,6 +180,9 @@ std::string SlackUserRegistration::handleOAuth2Code(const std::string &code, con
 	m_storageBackend->getUser(user.jid, user);
 
 	if (!slackChannel.empty()) {
+		if (slackChannel[0] == '#') {
+			slackChannel.erase(0, 1);
+		}
 		m_storageBackend->getUserSetting(user.id, "slack_channel", type, slackChannel);
 	}