diff --git a/SABnzbd.py b/SABnzbd.py
index 9cb30a8..def4cd1 100755
--- a/SABnzbd.py
+++ b/SABnzbd.py
@@ -68,7 +68,7 @@ import sabnzbd.interface
 from sabnzbd.constants import *
 import sabnzbd.newsunpack
 from sabnzbd.misc import get_user_shellfolders, launch_a_browser, real_path, \
-     check_latest_version, panic_tmpl, panic_port, panic_fwall, panic_sqlite, panic, exit_sab, \
+     check_latest_version, panic_tmpl, panic_port, panic_host, panic_fwall, panic_sqlite, panic, exit_sab, \
      panic_xport, notify, split_host, get_ext, create_https_certificates, \
      windows_variant, ip_extract, set_serv_parms, get_serv_parms, globber
 import sabnzbd.scheduler as scheduler
@@ -289,12 +289,14 @@ def daemonize():
     os.dup2(dev_null.fileno(), sys.stdin.fileno())
 
 #------------------------------------------------------------------------------
-def Bail_Out(browserhost, cherryport, access=False):
+def Bail_Out(browserhost, cherryport, err=''):
     """Abort program because of CherryPy troubles
     """
     logging.error(Ta('Failed to start web-interface'))
-    if access:
+    if '13' in err:
         panic_xport(browserhost, cherryport)
+    elif '49' in err:
+        panic_host(browserhost, cherryport)
     else:
         panic_port(browserhost, cherryport)
     sabnzbd.halt()
@@ -1296,8 +1298,7 @@ def main():
                 exit_sab(2)
         else:
             logging.debug("Failed to start web-interface: ", exc_info = True)
-            # When error 13 occurs, we have no access rights
-            Bail_Out(browserhost, cherryport, '13' in str(error))
+            Bail_Out(browserhost, cherryport, str(error))
     except socket.error, error:
         logging.debug("Failed to start web-interface: ", exc_info = True)
         Bail_Out(browserhost, cherryport, access=True)
diff --git a/sabnzbd/misc.py b/sabnzbd/misc.py
index ae22244..caad7a8 100644
--- a/sabnzbd/misc.py
+++ b/sabnzbd/misc.py
@@ -58,6 +58,7 @@ PANIC_FWALL = 4
 PANIC_OTHER = 5
 PANIC_XPORT = 6
 PANIC_SQLITE = 7
+PANIC_HOST = 8
 
 # Check if strings are defined for AM and PM
 HAVE_AMPM = bool(time.strftime('%p', time.localtime()))
@@ -511,6 +512,18 @@ MSG_ILL_PORT = r'''
     If you get this error message again, please try a different number.<br>
 '''
 
+MSG_BAD_HOST = r'''
+    SABnzbd needs a valid host address for its internal web server.<br>
+    You have specified an invalid address.<br>
+    Safe values are <b>localhost</b> and <b>0.0.0.0</b><br>
+    <br>
+    Please restart SABnzbd with a proper host address.<br>
+    <br>
+    %s<br>
+      &nbsp;&nbsp;&nbsp;&nbsp;%s --server %s:%s<br>
+    <br>
+'''
+
 MSG_BAD_QUEUE = r'''
     SABnzbd detected saved data from an other SABnzbd version<br>
     but cannot re-use the data of the other program.<br><br>
@@ -583,6 +596,8 @@ def panic_message(panic, a=None, b=None):
             msg = MSG_BAD_FWALL % "<br>"
     elif panic == PANIC_SQLITE:
         msg = MSG_SQLITE
+    elif panic == PANIC_HOST:
+        msg = MSG_BAD_HOST % (os_str, prog_path, 'localhost', b)
     else:
         msg = MSG_OTHER % (a, b)
 
@@ -607,6 +622,9 @@ def panic_fwall(vista):
 def panic_port(host, port):
     launch_a_browser(panic_message(PANIC_PORT, host, port))
 
+def panic_host(host, port):
+    launch_a_browser(panic_message(PANIC_HOST, host, port))
+
 def panic_xport(host, port):
     launch_a_browser(panic_message(PANIC_XPORT, host, port))
     logging.error(Ta('You have no permisson to use port %s'), port)