@@ -413,7 +413,11 @@ def rename(self, new_name):
 
 		self.repo.git.remote("rename", self.name, new_name)
 		self.name = new_name
-		del(self._config_reader)		# it contains cached values, section names are different now
+		try:
+			del(self._config_reader)		# it contains cached values, section names are different now
+		except AttributeError:
+			pass
+		#END handle exception
 		return self
 
 	def update(self, **kwargs):
@@ -599,5 +603,9 @@ def config_writer(self):
 		writer = self.repo.config_writer()
 
 		# clear our cache to assure we re-read the possibly changed configuration
-		del(self._config_reader)
+		try:
+			del(self._config_reader)
+		except AttributeError:
+			pass
+		#END handle exception
 		return SectionConstraint(writer, self._config_section_name())
@@ -20,7 +20,7 @@ def update(self, op, index, max_count, message=''):
 
 class TestSubmodule(TestBase):
 
-	k_subm_current = "e1e3017788213720afcfae0accddb2a6f2d9f052"
+	k_subm_current = "468cad66ff1f80ddaeee4123c24e4d53a032c00d"
 	k_subm_changed = "394ed7006ee5dc8bddfd132b64001d5dfc0ffdd3"
 	k_no_subm_tag = "0.1.6"