Hi Ticker, result looks ok, but unit test CodeFunctionsTest fails. Maybe it was intended that codepage 0 ignores the --lower-case option? Gerd ________________________________________ Von: mkgmap-dev <mkgmap-dev-bounces@lists.mkgmap.org.uk> im Auftrag von Ticker Berkin <rwb-mkgmap@jagit.co.uk> Gesendet: Freitag, 26. November 2021 18:49 An: mkgmap development Betreff: [mkgmap-dev] Format6Encoder/Decoder Hi Gerd I was looking at encoders and noticed obvious mistake in Format6Decoder relating to lower-case, plus parts that can be simplified to be general and consistent with Format6Encoder. Format6Encoder can handle a bunch of other characters (the remains of the 'ascii' printables) + lower-case - I've implemented these. Patch attached Ticker