[mkgmap-dev] Another Assertion error

Tue Sep 22 07:22:19 BST 2020

Hi I'm trying to compile a map of Iberia with DEM and Contours but 
getting the following assertionError can someone give e a hint of what 
might be wrong?

Number of MapFailedExceptions: 0
Exception in thread "main" java.lang.AssertionError: 226391
         at 
uk.me.parabola.imgfmt.app.BufferedImgFileWriter.put2u(BufferedImgFileWriter.java:164)
         at uk.me.parabola.imgfmt.app.trergn.Zoom.write(Zoom.java:81)
         at 
uk.me.parabola.imgfmt.app.trergn.TREFile.writeMapLevels(TREFile.java:214)
         at 
uk.me.parabola.imgfmt.app.trergn.TREFile.writeBody(TREFile.java:122)
         at uk.me.parabola.imgfmt.app.trergn.TREFile.write(TREFile.java:341)
         at 
uk.me.parabola.mkgmap.build.MapBuilder.makeMap(MapBuilder.java:301)
         at 
uk.me.parabola.mkgmap.combiners.OverviewBuilder.writeOverviewMap(OverviewBuilder.java:192)
         at 
uk.me.parabola.mkgmap.combiners.OverviewBuilder.onFinish(OverviewBuilder.java:104)
         at uk.me.parabola.mkgmap.main.Main.endOptions(Main.java:675)
         at 
uk.me.parabola.mkgmap.CommandArgsReader.readArgs(CommandArgsReader.java:125)
         at uk.me.parabola.mkgmap.main.Main.mainStart(Main.java:144)
         at uk.me.parabola.mkgmap.main.Main.main(Main.java:115)

Thanks a lot
Joao