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</o:shapelayout></xml><![endif]--></head><body lang=EN-NZ link="#467886" vlink="#96607D" style='word-wrap:break-word'><div class=WordSection1><p class=MsoNormal>For a few maps in a few surveys I have been using the -survey option to constrain map statistics to match the underlying survey (page 34-35 of Therion Book).<o:p></o:p></p><p class=MsoNormal>I think some recent version of Therion has broken this.<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>The start of my map definition…<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal> map MiddleEarthElev290Map \<o:p></o:p></p><p class=MsoNormal> -title "Middle Earth and<br>Lower Greenlink Caves<br>Elevation looking 290 deg" \<o:p></o:p></p><p class=MsoNormal> -projection [elevation 290 deg] \<o:p></o:p></p><p class=MsoNormal> -survey MiddleEarth # survey option forces map statistics to match the survey<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>The error reported…<o:p></o:p></p><p class=MsoNormal>via Mapiah…<o:p></o:p></p><p class=MsoNormal>C:\Program Files\Therion\therion.exe: error -- Press ENTER to exit!./GreenlinkArea/./middleearthcave/INDEXMiddleEarthElev290.th [579] -- invalid survey reference – MiddleEarth<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>via XTherion<o:p></o:p></p><p class=MsoNormal>C:\Program Files\Therion\therion.exe: error -- ./GreenlinkArea/./middleearthcave/INDEXMiddleEarthElev290.th [579] -- invalid survey reference -- MiddleEarth<o:p></o:p></p><p class=MsoNormal>writing xtherion file ... done<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>I am using… therion 6.3.4+d9c313ac (2026-03-29)<o:p></o:p></p><p class=MsoNormal> - using Proj 9.8.0, compiled against 9.8.0<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>Anyone else noticed this?<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>Thanks<o:p></o:p></p><p class=MsoNormal>Bruce<o:p></o:p></p></div></body></html>