diff --git a/DESCRIPTION.rst b/DESCRIPTION.rst
index f8647a5..aa3a6f2 100644
--- a/DESCRIPTION.rst
+++ b/DESCRIPTION.rst
@@ -1,8 +1,10 @@
 signalr-client-threads
-=================
+======================
 
 Python client proxy for `SignalR <http://signalr.net/>`_.
 
+*Note: This is currently not compatible with ASP.NET Core SignalR (.NET Core 2.1), due to some changes in SignalR protocol there.*
+
 
 Requirements
 ------------
diff --git a/setup.py b/setup.py
index b370a4c..ba7c2fb 100644
--- a/setup.py
+++ b/setup.py
@@ -9,7 +9,7 @@
 
 setup(
     name='signalr-client-threads',
-    version='0.0.8',
+    version='0.0.9',
     description='Fork of SignalR client for Python based on threads instead of gevent',
     long_description=long_description,
     url='https://github.com/PawelTroka/signalr-client-threads',
@@ -27,6 +27,8 @@
         'Programming Language :: Python :: 3.3',
         'Programming Language :: Python :: 3.4',
         'Programming Language :: Python :: 3.5',
+        'Programming Language :: Python :: 3.6',
+        'Programming Language :: Python :: 3.7',
     ],
     keywords='signalr',
     packages=find_packages(),
diff --git a/signalr/__init__.py b/signalr/__init__.py
index 06772e1..da2a544 100644
--- a/signalr/__init__.py
+++ b/signalr/__init__.py
@@ -1,3 +1,3 @@
 from ._connection import Connection
 
-__version__ = '0.0.7'
+__version__ = '0.0.9'
diff --git a/signalr/_connection.py b/signalr/_connection.py
index 4560c6d..94e3465 100644
--- a/signalr/_connection.py
+++ b/signalr/_connection.py
@@ -1,4 +1,5 @@
 import json
+import sys
 from threading import Thread
 from signalr.events import EventHook
 from signalr.hubs import Hub
@@ -19,6 +20,7 @@ def __init__(self, url, session):
         self.error = EventHook()
         self.starting = EventHook()
         self.stopping = EventHook()
+        self.exception = EventHook()
         self.is_open = False
         self.__transport = AutoTransport(session, self)
         self.__listener_thread = None
@@ -52,7 +54,10 @@ def start(self):
 
         def wrapped_listener():
             while self.is_open:
-                listener()
+                try:
+                    listener()
+                except:
+                    self.exception.fire(*sys.exc_info())
 
         self.is_open = True
         self.__listener_thread = Thread(target=wrapped_listener)