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</o:shapelayout></xml><![endif]--></head><body lang=EN-US link=blue vlink=purple><div class=WordSection1><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>The field is not deleted. Its value is -2147483.648m (binary: 0x80000000 mm).<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>A deleted field reads 0.0.<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>Values received from the Disto are restricted to 0 – 131m (2^17 mm).<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>Editing this value with decimals is very unlikely.<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>I think this is a line entered by the “Continue here” command which inserts zeros for distance, azimuth, and inclination.<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>The distance value was then altered somehow by setting bit 31.<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>I have no idea how this could have happened. <o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>The empty field is because the large number could not be formatted properly.<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>The 180 deg azimuth in the Therion export is because this is the correct representation of vector with negative length.<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>Regards<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>Beat<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'><o:p> </o:p></span></p><div style='border:none;border-left:solid blue 1.5pt;padding:0cm 0cm 0cm 4.0pt'><div><div style='border:none;border-top:solid #B5C4DF 1.0pt;padding:3.0pt 0cm 0cm 0cm'><p class=MsoNormal><b><span style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'>From:</span></b><span style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'> therion-bounces@speleo.sk [mailto:therion-bounces@speleo.sk] <b>On Behalf Of </b>Bruce<br><b>Sent:</b> Sunday, 18 August, 2013 00:43<br><b>To:</b> 'List for Therion users'<br><b>Subject:</b> [Therion] Strange top file causes pain for therion<o:p></o:p></span></p></div></div><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal><span lang=EN-NZ style='font-size:10.0pt;font-family:"Arial","sans-serif"'>This may be one for Therion authors, Beat (PocketTopo) and Andrew (TopParser)<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-NZ style='font-size:10.0pt;font-family:"Arial","sans-serif"'><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-NZ style='font-size:10.0pt;font-family:"Arial","sans-serif"'>A strange spurious value in the attached top file causes therion to hang when trying to load the xvi file produced by topparser (have not tried the workflow where we import txt files produced by PocketTopo, although I have attached those txtx files).<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-NZ style='font-size:10.0pt;font-family:"Arial","sans-serif"'><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-NZ style='font-size:10.0pt;font-family:"Arial","sans-serif"'>Not sure how the bad value got into the top file?<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-NZ style='font-size:10.0pt;font-family:"Arial","sans-serif"'>-bad disto? Seems reasonable as we occasionally get spurious numbers from our disto<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-NZ style='font-size:10.0pt;font-family:"Arial","sans-serif"'>-PocketTopo glitch? Seems possible based on what I recall of the workflow in the cave as we were collecting data.<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-NZ style='font-size:10.0pt;font-family:"Arial","sans-serif"'>-user error due to accidentally deleting the distance in the data table? Quite likely, I am fairly blind in a cave when it comes to close work.<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-NZ style='font-size:10.0pt;font-family:"Arial","sans-serif"'><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-NZ style='font-size:10.0pt;font-family:"Arial","sans-serif"'>Anyway, sending these just in case it helps with more graceful error handling with similar bad data in future, and maybe will help users who have similar troubles.<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-NZ style='font-size:10.0pt;font-family:"Arial","sans-serif"'>You can see how it manifests in PocketTopo in the screenshot attached and below. It is handled gracefully, but not much clue as to where the problem is.<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-NZ style='font-size:10.0pt;font-family:"Arial","sans-serif"'>The offending entry in the data table view appears to be normal-ish, maybe a zero missing. I think I had just performed the ‘continue here’ function. The bad line is highlighted blue.<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-NZ style='font-size:10.0pt;font-family:"Arial","sans-serif"'><img width=195 height=375 id="_x0000_i1025" src="cid:image001.jpg@01CE9CE0.14B29BA0"><o:p></o:p></span></p><p class=MsoNormal><span lang=EN-NZ style='font-size:10.0pt;font-family:"Arial","sans-serif"'>You can see what seems to be the cause here in the exported ‘therion data file. Maybe it is a bad value in top file causing this, or maybe this is what the export function in Xtherion and the conversion in topparser do with a null distance in the top file?<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-NZ style='font-size:10.0pt;font-family:"Arial","sans-serif"'><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-NZ style='font-size:10.0pt;font-family:"Arial","sans-serif"'>File 56-ConsciousTHERION.txt produced by Therion line 214<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-NZ style='font-size:10.0pt;font-family:"Arial","sans-serif"'>56.4 180.00 0.00 2147483.648 ><o:p></o:p></span></p><p class=MsoNormal><span lang=EN-NZ style='font-size:10.0pt;font-family:"Arial","sans-serif"'><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-NZ style='font-size:10.0pt;font-family:"Arial","sans-serif"'>File 56-ConsciousTEXT.txt produced by Therion line 272<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-NZ style='font-size:10.0pt;font-family:"Arial","sans-serif"'> 56.4 0.00 0.00 [1]<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-NZ style='font-size:10.0pt;font-family:"Arial","sans-serif"'><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-NZ style='font-size:10.0pt;font-family:"Arial","sans-serif"'>File 56-Conscious.th produced by TopParser line 335<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-NZ style='font-size:10.0pt;font-family:"Arial","sans-serif"'>56.4 - 2147483.648 0.0 0.0 <o:p></o:p></span></p><p class=MsoNormal><span lang=EN-NZ style='font-size:10.0pt;font-family:"Arial","sans-serif"'><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-NZ style='font-size:10.0pt;font-family:"Arial","sans-serif"'>I think topparser produces Therion files faithfully, but Therion drawing window hangs when trying to load the xvi produced.<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-NZ style='font-size:10.0pt;font-family:"Arial","sans-serif"'><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-NZ style='font-size:10.0pt;font-family:"Arial","sans-serif"'>Anyway, when I added a 0.0 value to the missing distance in the PocketTopo file and reprocessed everything, all is now as it should be and the world is a better place.<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-NZ style='font-size:10.0pt;font-family:"Arial","sans-serif"'><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-NZ style='font-size:10.0pt;font-family:"Arial","sans-serif"'>How to make it easier in the future?<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-NZ style='font-size:10.0pt;font-family:"Arial","sans-serif"'>PockeTopo to warn on export if there appears to be bad or missing data?<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-NZ style='font-size:10.0pt;font-family:"Arial","sans-serif"'>Therion and TopParser to replace null values with zero??<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-NZ style='font-size:10.0pt;font-family:"Arial","sans-serif"'><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-NZ style='font-size:10.0pt;font-family:"Arial","sans-serif"'>Bruce<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-NZ style='font-size:10.0pt;font-family:"Arial","sans-serif"'><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-NZ style='font-size:10.0pt;font-family:"Arial","sans-serif"'><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-NZ style='font-size:10.0pt;font-family:"Arial","sans-serif"'><o:p> </o:p></span></p></div></div></body></html>