diff --git a/odoo/addons/test_new_api/tests/test_new_fields.py b/odoo/addons/test_new_api/tests/test_new_fields.py
index 34839dd517c..3fb741f98b9 100644
--- a/odoo/addons/test_new_api/tests/test_new_fields.py
+++ b/odoo/addons/test_new_api/tests/test_new_fields.py
@@ -747,6 +747,20 @@ class TestFields(TransactionCaseWithUserDemo):
         })
         check(1.0)
 
+    def test_20_like(self):
+        """ test filtered_domain() on char fields. """
+        record = self.env['test_new_api.multi.tag'].create({'name': 'Foo'})
+        self.assertTrue(record.filtered_domain([('name', 'like', 'F')]))
+        self.assertTrue(record.filtered_domain([('name', 'ilike', 'f')]))
+
+        record.name = 'Bar'
+        self.assertFalse(record.filtered_domain([('name', 'like', 'F')]))
+        self.assertFalse(record.filtered_domain([('name', 'ilike', 'f')]))
+
+        record.name = False
+        self.assertFalse(record.filtered_domain([('name', 'like', 'F')]))
+        self.assertFalse(record.filtered_domain([('name', 'ilike', 'f')]))
+
     def test_21_date(self):
         """ test date fields """
         record = self.env['test_new_api.mixed'].create({})
diff --git a/odoo/models.py b/odoo/models.py
index 9e141670b3f..45e853486e3 100644
--- a/odoo/models.py
+++ b/odoo/models.py
@@ -5273,20 +5273,24 @@ Fields:
                     elif comparator == 'not in':
                         ok = all(map(lambda x: x not in data, value))
                     elif comparator == 'not ilike':
+                        data = [(x or "") for x in data]
                         ok = all(map(lambda x: value.lower() not in x.lower(), data))
                     elif comparator == 'ilike':
-                        data = [x.lower() for x in data]
+                        data = [(x or "").lower() for x in data]
                         ok = bool(fnmatch.filter(data, '*'+(value_esc or '').lower()+'*'))
                     elif comparator == 'not like':
+                        data = [(x or "") for x in data]
                         ok = all(map(lambda x: value not in x, data))
                     elif comparator == 'like':
+                        data = [(x or "") for x in data]
                         ok = bool(fnmatch.filter(data, value and '*'+value_esc+'*'))
                     elif comparator == '=?':
                         ok = (value in data) or not value
                     elif comparator in ('=like'):
+                        data = [(x or "") for x in data]
                         ok = bool(fnmatch.filter(data, value_esc))
                     elif comparator in ('=ilike'):
-                        data = [x.lower() for x in data]
+                        data = [(x or "").lower() for x in data]
                         ok = bool(fnmatch.filter(data, value and value_esc.lower()))
                     else:
                         raise ValueError