Hi Ticker, thanks, committed with r578. Gerd ________________________________________ Von: mkgmap-dev <mkgmap-dev-bounces@lists.mkgmap.org.uk> im Auftrag von Ticker Berkin <rwb-mkgmap@jagit.co.uk> Gesendet: Mittwoch, 29. Dezember 2021 19:55 An: mkgmap development Betreff: [mkgmap-dev] MDR header length and sections Hi Gerd Some of the old maps don't have Mdr sections after 19 and 29. Also some code didn't spot it should test after Mdr19, so Summary, Display and Check could give errors. I've added logic to stop getting sections after all the header lengths I've found in the various samples. Patch attached. Ticker