diff --git a/Bugtracker/__init__.py b/Bugtracker/__init__.py
index 8f4b9a0..9dc66c4 100644
--- a/Bugtracker/__init__.py
+++ b/Bugtracker/__init__.py
@@ -24,7 +24,7 @@ import supybot.world as world
 
 from imp import reload
 
-__version__ = "4.0.1"
+__version__ = "4.1.0"
 __author__ = supybot.Author("Krytarik Raido", "krytarik", "krytarik@tuxgarage.com")
 __contributors__ = {
     supybot.Author("Dennis Kaarsemaker", "Seveas", "dennis@kaarsemaker.net"): ['Original Author'],
diff --git a/Bugtracker/config.py b/Bugtracker/config.py
index b62a666..8195c7b 100644
--- a/Bugtracker/config.py
+++ b/Bugtracker/config.py
@@ -50,11 +50,13 @@ def configure(advanced):
         replyNoBugtracker = something("What should the bot reply with when a user requests information from an unknown bug tracker?", default=Bugtracker.replyNoBugtracker._default)
         snarfTarget = something("What should be the default bug tracker used when none is specified?", default=Bugtracker.snarfTarget._default)
         replyWhenNotFound = yn("Should the bot report when a bug is not found?", default=Bugtracker.replyWhenNotFound._default)
+        replyWhenError = yn("Should the bot report when an error occurs on getting a bug?", default=Bugtracker.replyWhenError._default)
         repeatdelay = getRepeatdelay()
     else:
         replyNoBugtracker = Bugtracker.replyNoBugtracker._default
         snarfTarget = Bugtracker.snarfTarget._default
         replyWhenNotFound = Bugtracker.replyWhenNotFound._default
+        replyWhenError = Bugtracker.replyWhenError._default
         repeatdelay = Bugtracker.repeatdelay._default
 
     showassignee = yn("Show the assignee of a bug in the reply?", default=Bugtracker.showassignee._default)
@@ -68,6 +70,7 @@ def configure(advanced):
     Bugtracker.replyNoBugtracker.setValue(replyNoBugtracker)
     Bugtracker.snarfTarget.setValue(snarfTarget)
     Bugtracker.replyWhenNotFound.setValue(replyWhenNotFound)
+    Bugtracker.replyWhenError.setValue(replyWhenError)
     Bugtracker.repeatdelay.setValue(repeatdelay)
     Bugtracker.showassignee.setValue(showassignee)
     Bugtracker.extended.setValue(extended)
@@ -104,6 +107,9 @@ conf.registerGroup(Bugtracker, 'bugtrackers',
 conf.registerGlobalValue(Bugtracker, 'replyWhenNotFound',
     registry.Boolean(False, """Whether to send a message when a bug could not be found"""))
 
+conf.registerGlobalValue(Bugtracker, 'replyWhenError',
+    registry.Boolean(False, """Whether to send a message when an error occurred on getting a bug"""))
+
 conf.registerChannelValue(Bugtracker, 'repeatdelay',
     registry.Integer(60, """Number of seconds to wait between repeated bug calls"""))
 
diff --git a/Bugtracker/plugin.py b/Bugtracker/plugin.py
index a2bf97b..354b951 100644
--- a/Bugtracker/plugin.py
+++ b/Bugtracker/plugin.py
@@ -429,9 +429,8 @@ class Bugtracker(callbacks.PluginRegexp):
                 if self.registryValue('replyWhenNotFound'):
                     irc.error("Could not find %s bug %d" % (tracker.description, bugid))
             except BugtrackerError as e:
-                if not sure_bug and bugid < 30:
-                    return
-                irc.error(str(e))
+                if self.registryValue('replyWhenError') and sure_bug:
+                    irc.error(str(e))
             else:
                 if report:
                     irc.reply(report)
@@ -457,11 +456,12 @@ class Bugtracker(callbacks.PluginRegexp):
                 return
             report = self.get_bug(channel or msg.nick, tracker, 'url', bugid, self.registryValue('showassignee', channel),
                                   self.registryValue('extended', channel), do_url=False)
-        except BugtrackerError as e:
-            irc.error(str(e))
         except BugNotFoundError:
             if self.registryValue('replyWhenNotFound'):
                 irc.error("Could not find %s bug %s" % (tracker.description, match.group('bug')))
+        except BugtrackerError as e:
+            if self.registryValue('replyWhenError'):
+                irc.error(str(e))
         else:
             if report:
                 irc.reply(report)
@@ -692,9 +692,9 @@ class Bugzilla(IBugtracker):
         bug_n = zilladom.getElementsByTagName('bug')[0]
         if bug_n.hasAttribute('error'):
             errtxt = bug_n.getAttribute('error')
-            if errtxt == 'NotFound':
+            if errtxt in ('NotFound', 'InvalidBugId'):
                 raise BugNotFoundError
-            s = 'Error getting %s bug #%d: %s' % (self.description, bugid, errtxt)
+            s = 'Could not get %s bug #%d: %s' % (self.description, bugid, errtxt)
             raise BugtrackerError(s)
         try:
             title = _getnodetxt(bug_n.getElementsByTagName('short_desc')[0])