Got HTTP status 404 Not Found for "http://john-chambers.us/~jc/music/book/jpg/BB50.abc"
pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-396-BB50.ps) >>/Users/jc/w/tmp/Tune-396-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/book/jpg/BB50.abc

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

[P=tuneget V=1/1 B=0 scale=0.70 512x512 PNG]
filesizedescription
Coll_3960.log 634176 Log file, useful mostly for debugging
Coll_39615.log 260447 Log file, useful mostly for debugging
Coll_39623.log 648226 Log file, useful mostly for debugging
Coll_39657.log 652441 Log file, useful mostly for debugging
Coll_39663.log 142805 Log file, useful mostly for debugging
Coll_39684.log 153123 Log file, useful mostly for debugging
Form_39617.log 823 Log file, useful mostly for debugging
Form_39635.log 815 Log file, useful mostly for debugging
Form_39642.log 818 Log file, useful mostly for debugging
Form_39668.log 824 Log file, useful mostly for debugging
Form_39669.log 836 Log file, useful mostly for debugging
Form_39674.log 827 Log file, useful mostly for debugging
List39601.log 162 Log file, useful mostly for debugging
Tune-396-BB50.abc 140 ABC music file with the extracted tune(s)
Tune-396-BB50.ps 6 PostScript
Tune-396-BB50.txt 140 Plain-text file with the extracted tune(s)
Tune-396-get.log 3915 Log file, useful mostly for debugging
Tune-39603-get.log 1388 Log file, useful mostly for debugging
Tune-39606-get.log 3295 Log file, useful mostly for debugging
Tune-39607-get.log 1388 Log file, useful mostly for debugging
Tune-3961-get.log 5601 Log file, useful mostly for debugging
Tune-39610-AMHSI_abc2.abc 147 ABC music file with the extracted tune(s)
Tune-39610-AMHSI_abc2.pdf 2217 Portable Data Format
Tune-39610-AMHSI_abc2.ps 6 PostScript
Tune-39610-AMHSI_abc2.txt 147 Plain-text file with the extracted tune(s)
Tune-39610-get.log 4886 Log file, useful mostly for debugging
Tune-39611-get.log 1388 Log file, useful mostly for debugging
Tune-39612-CDfNH1783.abc 146 ABC music file with the extracted tune(s)
Tune-39612-CDfNH1783.txt 146 Plain-text file with the extracted tune(s)
Tune-39612-get.log 3164 Log file, useful mostly for debugging
Tune-39614-OriginallyMine.abc 151 ABC music file with the extracted tune(s)
Tune-39614-OriginallyMine.ps 6 PostScript
Tune-39614-OriginallyMine.txt 151 Plain-text file with the extracted tune(s)
Tune-39614-get.log 4079 Log file, useful mostly for debugging
Tune-3962-NorthumbrianMinstrelsy.abc 159 ABC music file with the extracted tune(s)
Tune-3962-NorthumbrianMinstrelsy.ps 6 PostScript
Tune-3962-NorthumbrianMinstrelsy.txt 159 Plain-text file with the extracted tune(s)
Tune-3962-get.log 4349 Log file, useful mostly for debugging
Tune-39622-HillCountryTunes.abc 153 ABC music file with the extracted tune(s)
Tune-39622-HillCountryTunes.txt 153 Plain-text file with the extracted tune(s)
Tune-39622-get.log 3296 Log file, useful mostly for debugging
Tune-39626-get.log 1377 Log file, useful mostly for debugging
Tune-39630-24CountryDances_1791_Thompson.abc 166 ABC music file with the extracted tune(s)
Tune-39630-24CountryDances_1791_Thompson.pdf 2217 Portable Data Format
Tune-39630-24CountryDances_1791_Thompson.ps 6 PostScript
Tune-39630-24CountryDances_1791_Thompson.txt 166 Plain-text file with the extracted tune(s)
Tune-39630-get.log 5437 Log file, useful mostly for debugging
Tune-39631-get.log 1551 Log file, useful mostly for debugging
Tune-39635-get.log 7747 Log file, useful mostly for debugging
Tune-39638-Goulding_SSEIFA_v3.abc 155 ABC music file with the extracted tune(s)
Tune-39638-Goulding_SSEIFA_v3.ps 6 PostScript
Tune-39638-Goulding_SSEIFA_v3.txt 155 Plain-text file with the extracted tune(s)
Tune-39638-get.log 4278 Log file, useful mostly for debugging
Tune-39639-get.log 1339 Log file, useful mostly for debugging
Tune-39640-get.log 4512 Log file, useful mostly for debugging
Tune-39641-24CountryDances_1782_Thompson.abc 166 ABC music file with the extracted tune(s)
Tune-39641-24CountryDances_1782_Thompson.ps 6 PostScript
Tune-39641-24CountryDances_1782_Thompson.txt 166 Plain-text file with the extracted tune(s)
Tune-39641-get.log 4394 Log file, useful mostly for debugging
Tune-39643-get.log 1388 Log file, useful mostly for debugging
Tune-39644-CaledonianMusicalRepository.abc 164 ABC music file with the extracted tune(s)
Tune-39644-CaledonianMusicalRepository.ps 6 PostScript
Tune-39644-CaledonianMusicalRepository.txt 164 Plain-text file with the extracted tune(s)
Tune-39644-get.log 10867 Log file, useful mostly for debugging
Tune-39647-get.log 1388 Log file, useful mostly for debugging
Tune-39648-get.log 3412 Log file, useful mostly for debugging
Tune-39650-24CountryDances_1798_Bland_Weller.abc 170 ABC music file with the extracted tune(s)
Tune-39650-24CountryDances_1798_Bland_Weller.ps 6 PostScript
Tune-39650-24CountryDances_1798_Bland_Weller.txt 170 Plain-text file with the extracted tune(s)
Tune-39650-get.log 4478 Log file, useful mostly for debugging
Tune-39651-get.log 7594 Log file, useful mostly for debugging
Tune-39653-get.log 4931 Log file, useful mostly for debugging
Tune-39655-get.log 1388 Log file, useful mostly for debugging
Tune-39659-get.log 4798 Log file, useful mostly for debugging
Tune-39666-_.abc 138 ABC music file with the extracted tune(s)
Tune-39666-_.pdf 2217 Portable Data Format
Tune-39666-_.ps 6 PostScript
Tune-39666-_.txt 138 Plain-text file with the extracted tune(s)
Tune-39666-get.log 4621 Log file, useful mostly for debugging
Tune-39669-get.log 3757 Log file, useful mostly for debugging
Tune-3967-get.log 5544 Log file, useful mostly for debugging
Tune-39673-12SelectedCountryDances_1772_Rutherford.abc 176 ABC music file with the extracted tune(s)
Tune-39673-12SelectedCountryDances_1772_Rutherford.txt 176 Plain-text file with the extracted tune(s)
Tune-39673-get.log 7692 Log file, useful mostly for debugging
Tune-39676-get.log 1388 Log file, useful mostly for debugging
Tune-39680-get.log 1388 Log file, useful mostly for debugging
Tune-39681-get.log 5387 Log file, useful mostly for debugging
Tune-39687-CTftF.abc 142 ABC music file with the extracted tune(s)
Tune-39687-CTftF.pdf 2217 Portable Data Format
Tune-39687-CTftF.ps 6 PostScript
Tune-39687-CTftF.txt 142 Plain-text file with the extracted tune(s)
Tune-39687-get.log 4737 Log file, useful mostly for debugging
Tune-39688-Goulding_SSEIFA_v1.abc 155 ABC music file with the extracted tune(s)
Tune-39688-Goulding_SSEIFA_v1.ps 6 PostScript
Tune-39688-Goulding_SSEIFA_v1.txt 155 Plain-text file with the extracted tune(s)
Tune-39688-get.log 4159 Log file, useful mostly for debugging
Tune-39691-get.log 5416 Log file, useful mostly for debugging
Tune-39694-WilliamShepherdsCollections.abc 164 ABC music file with the extracted tune(s)
Tune-39694-WilliamShepherdsCollections.ps 6 PostScript
Tune-39694-WilliamShepherdsCollections.txt 164 Plain-text file with the extracted tune(s)
Tune-39694-get.log 4469 Log file, useful mostly for debugging
Tune-39695-get.log 82337 Log file, useful mostly for debugging
Tune-39696-get.log 4109 Log file, useful mostly for debugging
Tune-39697-get.log 3322 Log file, useful mostly for debugging
Tune-39699-get.log 1388 Log file, useful mostly for debugging
These files should be available for 24 hours.