pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-954-2374_Look_before_you.ps) >>/Users/jc/w/tmp/Tune-954-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/book/Gow/CR/2374_Look_before_you.abc

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

[P=tuneget V=1/1 B=0 scale=0.70 512x512 PNG]
filesizedescription
Tune-954-2374_Look_before_you.abc 723 ABC music file with the extracted tune(s)
Tune-954-2374_Look_before_you.ps 38395 PostScript
Tune-954-2374_Look_before_you.txt 723 Plain-text file with the extracted tune(s)
Tune-954-Button_Whitaker_12ElegantNewDances_1810.abc 182 ABC music file with the extracted tune(s)
Tune-954-Button_Whitaker_12ElegantNewDances_1810.ps 6 PostScript
Tune-954-Button_Whitaker_12ElegantNewDances_1810.txt 182 Plain-text file with the extracted tune(s)
Tune-954-get.log 9496 Log file, useful mostly for debugging
Tune-9540-Kauntze_CotmfD_NO.abc 152 ABC music file with the extracted tune(s)
Tune-9540-Kauntze_CotmfD_NO.ps 6 PostScript
Tune-9540-Kauntze_CotmfD_NO.txt 152 Plain-text file with the extracted tune(s)
Tune-9540-get.log 4107 Log file, useful mostly for debugging
Tune-95401-1812_Wilson_Harmony_FourNewCountryDances.abc 178 ABC music file with the extracted tune(s)
Tune-95401-1812_Wilson_Harmony_FourNewCountryDances.pdf 2217 Portable Data Format
Tune-95401-1812_Wilson_Harmony_FourNewCountryDances.ps 6 PostScript
Tune-95401-1812_Wilson_Harmony_FourNewCountryDances.txt 178 Plain-text file with the extracted tune(s)
Tune-95401-get.log 5758 Log file, useful mostly for debugging
Tune-95405-Fig_Leaf.abc 467 ABC music file with the extracted tune(s)
Tune-95405-Fig_Leaf.pdf 11952 Portable Data Format
Tune-95405-Fig_Leaf.ps 34351 PostScript
Tune-95405-Fig_Leaf.txt 467 Plain-text file with the extracted tune(s)
Tune-95405-get.log 10397 Log file, useful mostly for debugging
Tune-95407-get.log 38904 Log file, useful mostly for debugging
Tune-9541-get.log 5615 Log file, useful mostly for debugging
Tune-95411-24CountryDances_1772_Thompson.abc 166 ABC music file with the extracted tune(s)
Tune-95411-24CountryDances_1772_Thompson.ps 6 PostScript
Tune-95411-24CountryDances_1772_Thompson.txt 166 Plain-text file with the extracted tune(s)
Tune-95411-get.log 4509 Log file, useful mostly for debugging
Tune-95415-get.log 5905 Log file, useful mostly for debugging
Tune-95416-get.log 5051 Log file, useful mostly for debugging
Tune-95420-get.log 4369 Log file, useful mostly for debugging
Tune-95423-get.log 8723 Log file, useful mostly for debugging
Tune-95427-get.log 6818 Log file, useful mostly for debugging
Tune-95429-LondonMagazine.abc 150 ABC music file with the extracted tune(s)
Tune-95429-LondonMagazine.ps 6 PostScript
Tune-95429-LondonMagazine.txt 150 Plain-text file with the extracted tune(s)
Tune-95429-get.log 4069 Log file, useful mostly for debugging
Tune-9543-Collections.abc 149 ABC music file with the extracted tune(s)
Tune-9543-Collections.txt 149 Plain-text file with the extracted tune(s)
Tune-9543-get.log 3200 Log file, useful mostly for debugging
Tune-95431-get.log 4362 Log file, useful mostly for debugging
Tune-95441-get.log 5223 Log file, useful mostly for debugging
Tune-95446-get.log 9087 Log file, useful mostly for debugging
Tune-95447-get.log 3951 Log file, useful mostly for debugging
Tune-95448-24CountryDances_1776_Randall.abc 165 ABC music file with the extracted tune(s)
Tune-95448-24CountryDances_1776_Randall.ps 6 PostScript
Tune-95448-24CountryDances_1776_Randall.txt 165 Plain-text file with the extracted tune(s)
Tune-95448-get.log 7938 Log file, useful mostly for debugging
Tune-95449-get.log 3377 Log file, useful mostly for debugging
Tune-9545-get.log 8781 Log file, useful mostly for debugging
Tune-95453-get.log 5296 Log file, useful mostly for debugging
Tune-95454-get.log 4112 Log file, useful mostly for debugging
Tune-95456-get.log 5973 Log file, useful mostly for debugging
Tune-95457-get.log 5765 Log file, useful mostly for debugging
Tune-95458-get.log 3310 Log file, useful mostly for debugging
Tune-95462-get.log 4392 Log file, useful mostly for debugging
Tune-95463-get.log 13832 Log file, useful mostly for debugging
Tune-95468-get.log 6255 Log file, useful mostly for debugging
Tune-95470-24FavouriteDances_1783_Straight.abc 167 ABC music file with the extracted tune(s)
Tune-95470-24FavouriteDances_1783_Straight.ps 6 PostScript
Tune-95470-24FavouriteDances_1783_Straight.txt 167 Plain-text file with the extracted tune(s)
Tune-95470-get.log 4547 Log file, useful mostly for debugging
Tune-95472-get.log 5918 Log file, useful mostly for debugging
Tune-95476-get.log 3863 Log file, useful mostly for debugging
Tune-95477-get.log 5004 Log file, useful mostly for debugging
Tune-95478-Faithfull_Shepherd.abc 426 ABC music file with the extracted tune(s)
Tune-95478-Faithfull_Shepherd.pdf 8822 Portable Data Format
Tune-95478-Faithfull_Shepherd.ps 32330 PostScript
Tune-95478-Faithfull_Shepherd.txt 426 Plain-text file with the extracted tune(s)
Tune-95478-get.log 14355 Log file, useful mostly for debugging
Tune-9548-get.log 2715 Log file, useful mostly for debugging
Tune-95484-get.log 4243 Log file, useful mostly for debugging
Tune-95485-get.log 5511 Log file, useful mostly for debugging
Tune-95486-get.log 2834 Log file, useful mostly for debugging
Tune-95487-get.log 4079 Log file, useful mostly for debugging
Tune-95488-2144_Honble_Capn_Maitlands_Strathspey.abc 812 ABC music file with the extracted tune(s)
Tune-95488-2144_Honble_Capn_Maitlands_Strathspey.pdf 20864 Portable Data Format
Tune-95488-2144_Honble_Capn_Maitlands_Strathspey.ps 37276 PostScript
Tune-95488-2144_Honble_Capn_Maitlands_Strathspey.txt 812 Plain-text file with the extracted tune(s)
Tune-95488-get.log 6201 Log file, useful mostly for debugging
Tune-9549-get.log 4548 Log file, useful mostly for debugging
Tune-95492-get.log 4421 Log file, useful mostly for debugging
Tune-95493-get.log 3132 Log file, useful mostly for debugging
Tune-95494-get.log 8150 Log file, useful mostly for debugging
Tune-95496-get.log 4502 Log file, useful mostly for debugging
Tune-95499-get.log 4115 Log file, useful mostly for debugging
These files should be available for 24 hours.