pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-6687-Amaryllis_1665_PLFD1_165_CP.ps) >>/Users/jc/w/tmp/Tune-6687-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/book/Playford/Amaryllis_1665_PLFD1_165_CP.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-6687-Amaryllis_1665_PLFD1_165_CP.abc 437 ABC music file with the extracted tune(s)
Tune-6687-Amaryllis_1665_PLFD1_165_CP.ps 33722 PostScript
Tune-6687-Amaryllis_1665_PLFD1_165_CP.txt 437 Plain-text file with the extracted tune(s)
Tune-6687-get.log 7779 Log file, useful mostly for debugging
Tune-66875-Rover_Through_the_Bog-001.svg 20777 Scalable Vector Graphics format
Tune-66875-Rover_Through_the_Bog.abc 492 ABC music file with the extracted tune(s)
Tune-66875-Rover_Through_the_Bog.txt 492 Plain-text file with the extracted tune(s)
Tune-66875-get.log 4514 Log file, useful mostly for debugging
Tune-66876-Pioneer-001.svg 90142 Scalable Vector Graphics format
Tune-66876-Pioneer-002.svg 67737 Scalable Vector Graphics format
Tune-66876-Pioneer-003.svg 64487 Scalable Vector Graphics format
Tune-66876-Pioneer-004.svg 51989 Scalable Vector Graphics format
Tune-66876-Pioneer-005.svg 59096 Scalable Vector Graphics format
Tune-66876-Pioneer-006.svg 54310 Scalable Vector Graphics format
Tune-66876-Pioneer-007.svg 65185 Scalable Vector Graphics format
Tune-66876-Pioneer-008.svg 62875 Scalable Vector Graphics format
Tune-66876-Pioneer-009.svg 61886 Scalable Vector Graphics format
Tune-66876-Pioneer-010.svg 74464 Scalable Vector Graphics format
Tune-66876-Pioneer-011.svg 72417 Scalable Vector Graphics format
Tune-66876-Pioneer-012.svg 73640 Scalable Vector Graphics format
Tune-66876-Pioneer-013.svg 64501 Scalable Vector Graphics format
Tune-66876-Pioneer-014.svg 51358 Scalable Vector Graphics format
Tune-66876-Pioneer-015.svg 20561 Scalable Vector Graphics format
Tune-66876-Pioneer-016.svg 59165 Scalable Vector Graphics format
Tune-66876-Pioneer.abc 20554 ABC music file with the extracted tune(s)
Tune-66876-Pioneer.txt 20554 Plain-text file with the extracted tune(s)
Tune-66876-get.log 42934 Log file, useful mostly for debugging
These files should be available for 24 hours.