--- a/iro/controller/viewinterface.py	Tue Feb 28 01:44:11 2012 +0100
+++ b/iro/controller/viewinterface.py	Tue Feb 28 01:45:05 2012 +0100
@@ -100,8 +100,8 @@
         d.addCallback(ret)
         return d
 
-    @validate(kwd="recipients",func=vEmail)
-    @validate(kwd="frm",func=vEmail)
+    @validate(kwd="recipients",func=vEmail, allowString=False)
+    @validate(kwd="frm",func=vEmail, need=False, allowList=False)
     @vUser
     @vRoute(typ="mail")
     def mail(self, user, subject, body, recipients, frm=None, route="default", info=""):

--- a/tests/viewinterface.py	Tue Feb 28 01:44:11 2012 +0100
+++ b/tests/viewinterface.py	Tue Feb 28 01:45:05 2012 +0100
@@ -232,6 +232,25 @@
         self.assertEqual(taskPool.pool.q.qsize(),1)
 
     @inlineCallbacks
+    def testMailFrmNone(self):
+        with self.session() as session:
+            u = User(name='test',apikey='abcdef123456789')
+            o = Offer(name='loc',provider="localhost",route="",typ="mail")
+            u.rights.append(Userright(o))
+            session.add(u)
+        
+        jobid = yield Interface().mail('abcdef123456789','sub', "hey body!", ['t@te.de'], None,['loc'])
+        with self.session() as session:
+            u = session.merge(u)
+            job = u.job(jobid)
+            exJob = job.extend
+        
+        self.assertEqual(exJob.message,Mail("sub",'hey body!',None))
+        self.assertEqual(taskPool.pool.q.qsize(),1)
+
+    
+
+    @inlineCallbacks
     def testFax(self):
         with self.session() as session:
             u = User(name='test',apikey='abcdef123456789')