diff -Nru reportbug-3.18ubuntu1/debian/changelog reportbug-3.18ubuntu1.1/debian/changelog
--- reportbug-3.18ubuntu1/debian/changelog	2006-01-16 10:58:33.000000000 +0100
+++ reportbug-3.18ubuntu1.1/debian/changelog	2009-01-25 19:05:25.000000000 +0100
@@ -1,3 +1,13 @@
+reportbug (3.18ubuntu1.1) dapper-proposed; urgency=low
+
+  * Stop spamming ubuntu-users mailinglist.
+    Stop working for bts=ubuntu and refer to ubuntu-bug instead.
+    - reportbug
+    - reportbug_submit.py
+    (LP: #310741)
+
+ -- Daniel Hahler <ubuntu@thequod.de>  Sun, 25 Jan 2009 18:28:25 +0100
+
 reportbug (3.18ubuntu1) dapper; urgency=low
 
   * resync with debian
diff -Nru reportbug-3.18ubuntu1/reportbug reportbug-3.18ubuntu1.1/reportbug
--- reportbug-3.18ubuntu1/reportbug	2006-01-16 10:57:08.000000000 +0100
+++ reportbug-3.18ubuntu1.1/reportbug	2009-01-25 18:22:21.000000000 +0100
@@ -785,6 +785,13 @@
         print LICENSE
         sys.exit(0)
 
+    # Cancel if "bts" is not configured or "ubuntu"
+    if not options.bts or options.bts == "ubuntu":
+        ui.long_message('*** ERROR: "Ubuntu" BTS is currently unsupported.\n\n'
+                        'Please use "ubuntu-bug" (from the apport package) for reporting bugs in Ubuntu.\n\n'
+                        'You can report bugs to Debian by using bts=debian (see reportbug(1)).\n')
+        sys.exit(1)
+
     # These option values may get adjusted below, so give them a variable name.
     sendto = options.sendto
     check_available = options.check_available
diff -Nru reportbug-3.18ubuntu1/reportbug_submit.py reportbug-3.18ubuntu1.1/reportbug_submit.py
--- reportbug-3.18ubuntu1/reportbug_submit.py	2006-01-16 10:57:08.000000000 +0100
+++ reportbug-3.18ubuntu1.1/reportbug_submit.py	2009-01-25 18:25:46.000000000 +0100
@@ -418,14 +418,12 @@
         if not (exinfo or kudos) and rtype == 'debbugs' and sysinfo:
             ewrite('\n')
             ui.long_message(
-"""Your bug report has been sent to %s.
-You can subscribe to this mailing list at
-    http://lists.ubuntu.com/mailman/listinfo/ubuntu-users
-An archive of this mailing list can be found at
-    http://lists.ubuntu.com/archives/ubuntu-users/
-
-""", 
-	(sysinfo['email']))
+"""If you want to provide additional information, please wait to
+receive the bug tracking number via email; you may then send any extra
+information to %s (e.g. %s), where n is the bug number.  Normally you
+will receive an acknowledgement via email including the bug report number
+within an hour.\n""",
+            (sysinfo['email'] % 'n'), (sysinfo['email'] % '999999'))
 
     # If we've stored more than one copy of the message, delete the
     # one without the SMTP headers.