Index: contrib/bazaar/bzreml/__init__.py
===================================================================
--- contrib/bazaar/bzreml/__init__.py	(revision e0fe4ab4924bd72f05841282aa2c3cf5770d68f8)
+++ contrib/bazaar/bzreml/__init__.py	(revision dce39b44550221926d8f74837e7882027f3ad94b)
@@ -119,4 +119,5 @@
 			body = StringIO()
 			
+			commit_message_new = None
 			for revision_ac_id in revision_sequence(branch, revision_old_id, revision_new_id):
 				revision_ac = branch.repository.get_revision(revision_ac_id)
@@ -153,5 +154,11 @@
 					commit_message = "(empty)"
 				
+				if commit_message_new == None:
+					commit_message_new = commit_message
+				
 				body.write("\n")
+			
+			if commit_message_new == None:
+				commit_message_new = "(none)"
 			
 			tree_old = branch.repository.revision_tree(revision_old_id)
@@ -199,5 +206,5 @@
 				tree_old.unlock()
 			
-			subject = "r%d - %s" % (revision_new_no, commit_message)
+			subject = "r%d - %s" % (revision_new_no, commit_message_new)
 			
 			send_smtp("localhost", config_sender(config), config_to(config), subject, body.getvalue())