possibly fixed Issue 1630:memdb id error -- tries casting None to long., thanks Luca

VERSION

@@ -1 +1 @@
-Version 2.6.0-development+timestamp.2013.08.15.09.08.28
+Version 2.6.0-development+timestamp.2013.08.15.09.21.06

gluon/contrib/memdb.py

@@ -502,9 +502,8 @@ class Query(object):
                 'Query: right side of filter must be a value or entity')
         if isinstance(left, Field) and left.name == 'id':
             if op == '=':
-                self.get_one = \
-                    QueryException(tablename=left._tablename,
-                                   id=long(right))
+                self.get_one = QueryException(
+                    tablename=left._tablename, id=long(right or 0))
                 return
             else:
                 raise SyntaxError('only equality by id is supported')

gluon/globals.py

@@ -741,7 +741,7 @@ class Session(Storage):
             if record_id == '0':
                 raise Exception('record_id == 0')
             # Select from database
-            row = db(table.id == record_id).select()
+            row = record_id and db(table.id == record_id).select()
             row = row and row[0] or None
             # Make sure the session data exists in the database
             if not row or row.unique_key != unique_key: