diff --git a/hbd b/hbd
index 26d6c37..82edd7d 100755
--- a/hbd
+++ b/hbd
@@ -22,7 +22,6 @@ import urllib.request, urllib.parse, urllib.error
 import urllib.parse
 import http.client
 import threading
-import queue
 from hashlib import md5
 import json
 import zlib
@@ -296,7 +295,7 @@ answer
 	(output, err) = p.communicate(nsup.encode())
 	if output.decode().find('status: NOERROR') >= 0:
 		return None
-	return output.decode()
+	return output.decode()+err.decode()
 
 
 #
@@ -338,7 +337,7 @@ def initlog(logfile):
 	try:
 		return open(logfile, "w")
 	except Exception as e:
-		print("cannot open loffile %s, using STDERR" % logfile)
+		print("cannot open loffile %s, using STDERR: %s" % (logfile, e))
 		return sys.stderr
 
 
@@ -423,10 +422,7 @@ def readsock(sock):
 	if DEBUG > 3: sys.stderr.write("msg is %s" % str(msg))
 	if not msg:		# Old hbc client
 		if verbose: print(("old hbc:", data))
-		oldclient = True
 		msg = oldmtodict(data)
-	else:
-		oldclient = False
 	if DEBUG > 2: print(("readsock = %s, %s" % (msg,addrp)))
 
 	addr = addrp[0:2]
@@ -569,7 +565,7 @@ def updatecode(ucode, uname):
 #
 class HttpServer(socketserver.ThreadingMixIn, http.server.HTTPServer):
 	allow_reuse_address = True
-	def threaded():
+	def threaded(self):
 		pass
 #
 #
@@ -582,7 +578,7 @@ class HttpHandler(http.server.BaseHTTPRequestHandler):
 
 
 	def handle(self):
-		return http.server.BaseHTTPRequestHandler.handle(self)
+#		return http.server.BaseHTTPRequestHandler.handle(self)
 		try:
 			return http.server.BaseHTTPRequestHandler.handle(self)
 		except Exception as e:
@@ -595,7 +591,7 @@ class HttpHandler(http.server.BaseHTTPRequestHandler):
 		self.setheaders(200)
 
 
-	def setheaders(self, code,  headerdict):
+	def setheaders(self, code,  headerdict={}):
 		self.send_response(code)
 		self.send_header("Last-Modified", time.strftime("%a, %d %b %Y %H:%M:%S GMT", time.gmtime(now)))
 #		self.send_header("Accept-Ranges","bytes")
@@ -1086,7 +1082,6 @@ servthread = threading.Thread(target=serv.serve_forever)
 servthread.daemon = True
 servthread.start()
 
-hbdclass.Host.dnsQ = queue.Queue()
 dnsT = threading.Thread(target=dnsupdatethread)
 dnsT.daemon = True
 dnsT.start()
@@ -1115,8 +1110,8 @@ while running:
 		running = False
 		closeup()
 		continue
-	except select.error as value:
-		if value[0] != 4:		# interrupted system call
+	except OSError as value:
+		if value.errno != 4:		# interrupted system call
 			sys.stderr.write("select err %s %s" % (select.error, value))
 			#raise os.error, value
 			continue
diff --git a/hbdclass.py b/hbdclass.py
index e7ce70e..af80c1b 100644
--- a/hbdclass.py
+++ b/hbdclass.py
@@ -7,6 +7,7 @@ the websit's heartbeat.py
 import time
 import json
 import copy
+import queue
 
 num = 0
 
@@ -41,7 +42,6 @@ class Connection:
         self.state = Connection.unknown
 
         if host:
-            r = "new addr %s" % (addr)
             Connection.htab[addr] = self.host.name
             if self.host.isDynDns():
                 log(self.host.name, "dns update %s" % self.addr)
@@ -154,6 +154,7 @@ class Connection:
 class Host:
     # Table of Hosts
     hosts = {}
+    dnsQ = queue.Queue()
 
     def __init__(self, name):
         global num
@@ -255,21 +256,21 @@ class Host:
     def fixup(self):
         pass
 
-    def dispstate(self):
-        if self.state in ["down", "overdue"]:
-            state = "<b>%s</b>" % self.state
-        elif self.state in ["up", "UP"]:
-            state = ""
-            for x in list(self.connections.keys()):
-                try:
-                    state += " %5.1f" % (self.connections[x].rtts[-1])
-                except:
-                    state += " %5s" % (self.connections[x].rtts[-1])
-        elif self.state in ["unknown", "UNKNOWN"]:
-            state = ""
-        else:
-            state = "%s" % self.state
-        return state
+    #def dispstate(self):
+    #    if self.state in ["down", "overdue"]:
+    #        state = "<b>%s</b>" % self.state
+    #    elif self.state in ["up", "UP"]:
+    #        state = ""
+    #        for x in list(self.connections.keys()):
+    #            try:
+    #                state += " %5.1f" % (self.connections[x].rtts[-1])
+    #            except:
+    #                state += " %5s" % (self.connections[x].rtts[-1])
+    #    elif self.state in ["unknown", "UNKNOWN"]:
+    #        state = ""
+    #    else:
+    #        state = "%s" % self.state
+    #    return state
 
     def dispstats(self):
         if self.doesack != -1:
diff --git a/requirements.txt b/requirements.txt
new file mode 100644
index 0000000..1dd1b60
--- /dev/null
+++ b/requirements.txt
@@ -0,0 +1,2 @@
+websockets>=9.1
+mattermostdriver>=7.3.0
diff --git a/wstest.py b/wstest.py
index 4b7743b..88cfdd3 100644
--- a/wstest.py
+++ b/wstest.py
@@ -2,7 +2,7 @@ import asyncio
 import websockets
 
 async def hello():
-	uri = "ws://localhost:50005/messages"
+	uri = "ws://w02:50005/messages"
 	async with websockets.connect(uri) as websocket:
 		name = "Andreas"