error message on Crypt exception

VERSION

@@ -1 +1 @@
-Version 2.00.0 (2012-07-05 09:31:20) dev
+Version 2.00.0 (2012-07-05 10:47:05) dev

gluon/validators.py

@@ -2539,6 +2539,8 @@ class LazyCrypt(object):
         if self.crypted:
             return self.crypted
         if self.crypt.salt:
+            if not self.crypt.key:
+                raise RuntimeError, "CRYPT has salt but not key"
             if self.crypt.salt == True:                
                 salt = str(web2py_uuid()).replace('-','')[-16:]                                                     
             else: