Got HTTP status 404 Not Found for "http://john-chambers.us/~jc/music/book/Roy_Goldring/BB50.abc"
pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-967-BB50.ps) >>/Users/jc/w/tmp/Tune-967-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/book/Roy_Goldring/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_967.log 294165 Log file, useful mostly for debugging
Coll_96700.log 288545 Log file, useful mostly for debugging
Coll_96703.log 288545 Log file, useful mostly for debugging
Coll_96706.log 275900 Log file, useful mostly for debugging
Coll_96710.log 275900 Log file, useful mostly for debugging
Coll_96711.log 151190 Log file, useful mostly for debugging
Coll_96715.log 288545 Log file, useful mostly for debugging
Coll_96721.log 275900 Log file, useful mostly for debugging
Coll_96723.log 288545 Log file, useful mostly for debugging
Coll_96733.log 278710 Log file, useful mostly for debugging
Coll_96735.log 288545 Log file, useful mostly for debugging
Coll_96746.log 1020925 Log file, useful mostly for debugging
Coll_96753.log 288545 Log file, useful mostly for debugging
Coll_96757.log 288545 Log file, useful mostly for debugging
Coll_96758.log 287140 Log file, useful mostly for debugging
Coll_96768.log 288545 Log file, useful mostly for debugging
Coll_96770.log 551800 Log file, useful mostly for debugging
Coll_96780.log 288545 Log file, useful mostly for debugging
Coll_96783.log 98613 Log file, useful mostly for debugging
Coll_96786.log 561635 Log file, useful mostly for debugging
Coll_96794.log 288545 Log file, useful mostly for debugging
Coll_96796.log 131123 Log file, useful mostly for debugging
Coll_96797.log 1048280 Log file, useful mostly for debugging
List96742.log 162 Log file, useful mostly for debugging
Tune-967-BB50.abc 149 ABC music file with the extracted tune(s)
Tune-967-BB50.ps 6 PostScript
Tune-967-BB50.txt 149 Plain-text file with the extracted tune(s)
Tune-967-get.log 8788 Log file, useful mostly for debugging
Tune-96702-get.log 4381 Log file, useful mostly for debugging
Tune-96705-get.log 5761 Log file, useful mostly for debugging
Tune-96707-get.log 4480 Log file, useful mostly for debugging
Tune-96711-get.log 4581 Log file, useful mostly for debugging
Tune-96714-get.log 3170 Log file, useful mostly for debugging
Tune-96718-get.log 5228 Log file, useful mostly for debugging
Tune-96722-get.log 11809 Log file, useful mostly for debugging
Tune-96723-Gallini_NewColl44Cot1.abc 166 ABC music file with the extracted tune(s)
Tune-96723-Gallini_NewColl44Cot1.pdf 2217 Portable Data Format
Tune-96723-Gallini_NewColl44Cot1.ps 6 PostScript
Tune-96723-Gallini_NewColl44Cot1.txt 166 Plain-text file with the extracted tune(s)
Tune-96723-get.log 9706 Log file, useful mostly for debugging
Tune-96726-get.log 4955 Log file, useful mostly for debugging
Tune-96733-get.log 5638 Log file, useful mostly for debugging
Tune-96737-get.log 4334 Log file, useful mostly for debugging
Tune-96741-get.log 5686 Log file, useful mostly for debugging
Tune-96742-get.log 4421 Log file, useful mostly for debugging
Tune-96745-get.log 4455 Log file, useful mostly for debugging
Tune-96752-1748_TDavis.abc 32947 ABC music file with the extracted tune(s)
Tune-96752-1748_TDavis.ps 198988 PostScript
Tune-96752-1748_TDavis.txt 32947 Plain-text file with the extracted tune(s)
Tune-96752-get.log 21872 Log file, useful mostly for debugging
Tune-96756-get.log 9161 Log file, useful mostly for debugging
Tune-96759-get.log 5690 Log file, useful mostly for debugging
Tune-9676-get.log 5856 Log file, useful mostly for debugging
Tune-96768-504_-001.svg 1083 Scalable Vector Graphics format
Tune-96768-504_.abc 530 ABC music file with the extracted tune(s)
Tune-96768-504_.txt 530 Plain-text file with the extracted tune(s)
Tune-96768-get.log 3899 Log file, useful mostly for debugging
Tune-96769-get.log 3972 Log file, useful mostly for debugging
Tune-9677-get.log 7635 Log file, useful mostly for debugging
Tune-96772-alltunes.abc 20878 ABC music file with the extracted tune(s)
Tune-96772-alltunes.gif 0 Graphics Interchange Format, the proprietary scan-line picture format
Tune-96772-alltunes.ps 121048 PostScript
Tune-96772-alltunes.txt 20878 Plain-text file with the extracted tune(s)
Tune-96772-get.log 20433 Log file, useful mostly for debugging
Tune-96780-962_Peggy_of_the_Green.abc 782 ABC music file with the extracted tune(s)
Tune-96780-962_Peggy_of_the_Green.txt 782 Plain-text file with the extracted tune(s)
Tune-96780-get.log 3457 Log file, useful mostly for debugging
Tune-96782-get.log 3993 Log file, useful mostly for debugging
Tune-96784-get.log 4940 Log file, useful mostly for debugging
Tune-9679-get.log 1374 Log file, useful mostly for debugging
Tune-96791-493_Speed_the_Plough-001.svg 28339 Scalable Vector Graphics format
Tune-96791-493_Speed_the_Plough.abc 923 ABC music file with the extracted tune(s)
Tune-96791-493_Speed_the_Plough.txt 923 Plain-text file with the extracted tune(s)
Tune-96791-get.log 4337 Log file, useful mostly for debugging
Tune-96796-get.log 4422 Log file, useful mostly for debugging
Tune-96797-get.log 5728 Log file, useful mostly for debugging
Tune-96798-get.log 4119 Log file, useful mostly for debugging
These files should be available for 24 hours.