-> [ 0.000000] [0:@] Error while loading two_hosts_asymetric_BOGUS.xml: The route between "alice" and "bob" already exist
+> [ 0.000000] [0:@] Error while loading two_hosts_asymetric_BOGUS.xml: The route between "alice" and "bob" already exists. If you are trying to define a reverse route, you must set the symmetrical=no attribute to your routes tags.
-> [ 0.000000] [0:@] Error while loading two_hosts_asymetric_BOGUS2.xml: The route between "alice" and "bob" already exist
+> [ 0.000000] [0:@] Error while loading two_hosts_asymetric_BOGUS2.xml: The route between "alice" and "bob" already exists. If you are trying to define a reverse route, you must set the symmetrical=no attribute to your routes tags.