Hello I found a strange problem with my D1 app in my config.yml charset: "UTF-8" template: "template_toolkit" engines: template_toolkit: encoding: 'utf8' start_tag: '[%' end_tag: '%]' serializer: 'JSON' session: 'JSON' all characters with accent appear encoding cat sessions/142370789218895586385667162125359748.json | jq . "MemoAction": "2014-05-08 001 RESET-ARRET/MARCHE Ã�Â�Ã�©Ã�Â�Ã�©Ã�Â�Ã�© \r\n", "MemoPanne": " 2014-05-08 001 PB BATTERIE Ã�Â�Ã�©Ã�Â�Ã�©Ã�Â�Ã�©Ã�Â�Ã�© \r\n" if I use session: 'YAML' in config.yml all is ok cat sessions/295483594817224343797619192129361122.yml MemoAction: "2014-05-08 001 RESET-ARRET/MARCHE éééé \r\n" MemoPanne: " 2014-05-08 001 PB BATTERIE \r\n2014-05-08 001 PB BATTERIE ééé \r\n" I do something special with json session ?, I tried to encode/decode without success ( all this text come from web user ) Hugues