merge from 2.3

zopefoundation · Jan 23, 2001 · af85e28 · af85e28
1 parent b166514
commit af85e28
Showing 1 changed file with 3 additions and 1 deletion.
diff --git a/PythonScript.py b/PythonScript.py
@@ -89,7 +89,7 @@
 Python code.
 """
 
-__version__='$Revision: 1.18 $'[11:-2]
+__version__='$Revision: 1.19 $'[11:-2]
 
 import sys, os, traceback, re
 from Globals import DTMLFile, MessageDialog
@@ -359,6 +359,8 @@ def _validateProxy(self, roles=None):
     manage_proxyForm = DTMLFile('www/pyScriptProxy', globals())
     def manage_proxy(self, roles=(), REQUEST=None):
         "Change Proxy Roles"
+        if not roles:
+            raise ValueError, 'You must select one or more proxy roles.'
         self._validateProxy(roles)
         self._validateProxy()
         self.ZCacheable_invalidate()