pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-806-Guittar_The_1.ps) >>/Users/jc/w/tmp/Tune-806-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/book/Thompson/Guittar_The_1.abc

Error exit status 256; here are some files to check:

[P=tuneget V=1/1 B=0 scale=0.70 512x512 PNG]
filesizedescription
Sess-80611.log 92731543 Log file, useful mostly for debugging
Tune-806-Guittar_The_1.abc 470 ABC music file with the extracted tune(s)
Tune-806-Guittar_The_1.ps 34100 PostScript
Tune-806-Guittar_The_1.txt 470 Plain-text file with the extracted tune(s)
Tune-806-get.log 4465 Log file, useful mostly for debugging
Tune-80605-get.log 6662 Log file, useful mostly for debugging
Tune-80607-get.log 5402 Log file, useful mostly for debugging
Tune-80608-1261_ALPINE_WALTZ-001.svg 31089 Scalable Vector Graphics format
Tune-80608-1261_ALPINE_WALTZ.abc 791 ABC music file with the extracted tune(s)
Tune-80608-1261_ALPINE_WALTZ.txt 791 Plain-text file with the extracted tune(s)
Tune-80608-get.log 4285 Log file, useful mostly for debugging
Tune-8061-get.log 4345 Log file, useful mostly for debugging
Tune-80614-get.log 3528 Log file, useful mostly for debugging
Tune-80616-get.log 5609 Log file, useful mostly for debugging
Tune-80617-get.log 4912 Log file, useful mostly for debugging
Tune-80619-get.log 6818 Log file, useful mostly for debugging
Tune-8062-get.log 4687 Log file, useful mostly for debugging
Tune-80621-get.log 10618 Log file, useful mostly for debugging
Tune-80622-get.log 4749 Log file, useful mostly for debugging
Tune-80623-get.log 4177 Log file, useful mostly for debugging
Tune-80624-get.log 3204 Log file, useful mostly for debugging
Tune-80625-get.log 5172 Log file, useful mostly for debugging
Tune-80629-get.log 5029 Log file, useful mostly for debugging
Tune-80632-get.log 4574 Log file, useful mostly for debugging
Tune-80633-061_MrsDavidMaxwellsFavourite.abc 725 ABC music file with the extracted tune(s)
Tune-80633-061_MrsDavidMaxwellsFavourite.ps 36836 PostScript
Tune-80633-061_MrsDavidMaxwellsFavourite.txt 725 Plain-text file with the extracted tune(s)
Tune-80633-get.log 4962 Log file, useful mostly for debugging
Tune-80634-get.log 5520 Log file, useful mostly for debugging
Tune-80640-get.log 4380 Log file, useful mostly for debugging
Tune-80641-get.log 4768 Log file, useful mostly for debugging
Tune-80642-get.log 4068 Log file, useful mostly for debugging
Tune-80644-get.log 5769 Log file, useful mostly for debugging
Tune-80647-get.log 5435 Log file, useful mostly for debugging
Tune-80648-WalterRainstorp_WRCB.abc 158 ABC music file with the extracted tune(s)
Tune-80648-WalterRainstorp_WRCB.txt 158 Plain-text file with the extracted tune(s)
Tune-80648-get.log 3374 Log file, useful mostly for debugging
Tune-80651-Stewart_SCAJMR_1784-V2.abc 159 ABC music file with the extracted tune(s)
Tune-80651-Stewart_SCAJMR_1784-V2.ps 6 PostScript
Tune-80651-Stewart_SCAJMR_1784-V2.txt 159 Plain-text file with the extracted tune(s)
Tune-80651-get.log 4245 Log file, useful mostly for debugging
Tune-80652-get.log 10675 Log file, useful mostly for debugging
Tune-80653-Goulding_TwentyFourCountryDancesForTheYear1808.abc 183 ABC music file with the extracted tune(s)
Tune-80653-Goulding_TwentyFourCountryDancesForTheYear1808.ps 6 PostScript
Tune-80653-Goulding_TwentyFourCountryDancesForTheYear1808.txt 183 Plain-text file with the extracted tune(s)
Tune-80653-get.log 4870 Log file, useful mostly for debugging
Tune-80654-411_DanceToYourDaddyEtc-withVariations.abc 2402 ABC music file with the extracted tune(s)
Tune-80654-411_DanceToYourDaddyEtc-withVariations.ps 55585 PostScript
Tune-80654-411_DanceToYourDaddyEtc-withVariations.txt 2402 Plain-text file with the extracted tune(s)
Tune-80654-get.log 5223 Log file, useful mostly for debugging
Tune-80661-get.log 4855 Log file, useful mostly for debugging
Tune-80672-get.log 1394 Log file, useful mostly for debugging
Tune-80674-CharlesZeuner_TremontQuadrilles1.abc 175 ABC music file with the extracted tune(s)
Tune-80674-CharlesZeuner_TremontQuadrilles1.ps 6 PostScript
Tune-80674-CharlesZeuner_TremontQuadrilles1.txt 175 Plain-text file with the extracted tune(s)
Tune-80674-get.log 12376 Log file, useful mostly for debugging
Tune-80675-get.log 8567 Log file, useful mostly for debugging
Tune-80676-get.log 4093 Log file, useful mostly for debugging
Tune-8068-get.log 5407 Log file, useful mostly for debugging
Tune-80684-get.log 4024 Log file, useful mostly for debugging
Tune-80686-get.log 3343 Log file, useful mostly for debugging
Tune-80687-get.log 5636 Log file, useful mostly for debugging
Tune-80689-get.log 4298 Log file, useful mostly for debugging
Tune-80690-get.log 3328 Log file, useful mostly for debugging
Tune-80691-get.log 8177 Log file, useful mostly for debugging
Tune-80694-24CountryDances_1762_Thompson.abc 166 ABC music file with the extracted tune(s)
Tune-80694-24CountryDances_1762_Thompson.ps 6 PostScript
Tune-80694-24CountryDances_1762_Thompson.txt 166 Plain-text file with the extracted tune(s)
Tune-80694-get.log 9599 Log file, useful mostly for debugging
Tune-80695-get.log 1401 Log file, useful mostly for debugging
Tune-80697-get.log 3362 Log file, useful mostly for debugging
Tune-80698-Thompson_V2_1758-1765_FTM.abc 163 ABC music file with the extracted tune(s)
Tune-80698-Thompson_V2_1758-1765_FTM.txt 163 Plain-text file with the extracted tune(s)
Tune-80698-get.log 17762 Log file, useful mostly for debugging
Tune-80699-get.log 4513 Log file, useful mostly for debugging
These files should be available for 24 hours.