diff --git a/linkcheck/checker/urlbase.py b/linkcheck/checker/urlbase.py
index ebdb1251..2b6d2cbd 100644
--- a/linkcheck/checker/urlbase.py
+++ b/linkcheck/checker/urlbase.py
@@ -45,13 +45,14 @@ def internal_error ():
 You have found an internal error in LinkChecker. Please write a bug report
 at http://sourceforge.net/tracker/?func=add&group_id=1913&atid=101913
 or send mail to %s and include the following information:
-1) The URL or file you are testing
-2) Your commandline arguments and/or configuration.
-3) The system information below.
+- the URL or file you are testing
+- your commandline arguments and/or configuration.
+- the output of a debug run with option "-Dall" of the executed command
+- the system information below.
 
-If you disclose some information because its too private to you thats ok.
-I will try to help you nontheless (but you have to give me *something*
-I can work with ;).
+Disclosing some of the information above due to privacy reasons is ok.
+I will try to help you nontheless, but you have to give me something
+I can work with ;) .
 """) % linkcheck.configuration.Email
     etype, value = sys.exc_info()[:2]
     print >> sys.stderr, etype, value