pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-991-all.ps) >>/Users/jc/w/tmp/Tune-991-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/book/SCD/Skye_HB/all.abc

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

[P=get.cgi V=1/1 B=0 scale=0.60 512x512 PNG]
filesizedescription
Coll_99101.log 264789 Log file, useful mostly for debugging
Coll_99115.log 149462 Log file, useful mostly for debugging
Coll_99121.log 146437 Log file, useful mostly for debugging
Coll_99154.log 877981 Log file, useful mostly for debugging
Coll_99164.log 259149 Log file, useful mostly for debugging
Coll_99195.log 136152 Log file, useful mostly for debugging
Find_99132.log 1411 Log file, useful mostly for debugging
Find_99177.log 1419 Log file, useful mostly for debugging
Find_99184.log 1523 Log file, useful mostly for debugging
Form_99112.log 1675 Log file, useful mostly for debugging
Form_99113.log 871 Log file, useful mostly for debugging
Form_99114.log 868 Log file, useful mostly for debugging
Form_99127.log 817 Log file, useful mostly for debugging
Form_99133.log 780 Log file, useful mostly for debugging
Form_99153.log 838 Log file, useful mostly for debugging
Form_99158.log 1697 Log file, useful mostly for debugging
Form_99171.log 840 Log file, useful mostly for debugging
Form_99179.log 866 Log file, useful mostly for debugging
Form_99185.log 813 Log file, useful mostly for debugging
Form_9919.log 842 Log file, useful mostly for debugging
Form_99195.log 788 Log file, useful mostly for debugging
Form_99199.log 862 Log file, useful mostly for debugging
Tune-991-all.abc 310 ABC music file with the extracted tune(s)
Tune-991-all.ps 36082 PostScript
Tune-991-all.txt 310 Plain-text file with the extracted tune(s)
Tune-991-get.log 9163 Log file, useful mostly for debugging
Tune-99110-get.log 1887 Log file, useful mostly for debugging
Tune-99114-GreenMountainPetronellaR.abc 401 ABC music file with the extracted tune(s)
Tune-99114-GreenMountainPetronellaR.txt 401 Plain-text file with the extracted tune(s)
Tune-99114-get.log 3251 Log file, useful mostly for debugging
Tune-99118-get.log 5945 Log file, useful mostly for debugging
Tune-99120-get.log 2971 Log file, useful mostly for debugging
Tune-99124-get.log 57961 Log file, useful mostly for debugging
Tune-99126-get.log 1778 Log file, useful mostly for debugging
Tune-99131-get.log 3983 Log file, useful mostly for debugging
Tune-99133-get.log 2464 Log file, useful mostly for debugging
Tune-99139-get.log 5279 Log file, useful mostly for debugging
Tune-99141-get.log 3274 Log file, useful mostly for debugging
Tune-99142-get.log 3213 Log file, useful mostly for debugging
Tune-99146-Book11.abc 598 ABC music file with the extracted tune(s)
Tune-99146-Book11.txt 598 Plain-text file with the extracted tune(s)
Tune-99146-get.log 2974 Log file, useful mostly for debugging
Tune-99147-get.log 1779 Log file, useful mostly for debugging
Tune-99150-get.log 25589 Log file, useful mostly for debugging
Tune-99151-get.log 3107 Log file, useful mostly for debugging
Tune-99153-get.log 1406 Log file, useful mostly for debugging
Tune-99164-get.log 3578 Log file, useful mostly for debugging
Tune-99167-get.log 4638 Log file, useful mostly for debugging
Tune-99171-get.log 3851 Log file, useful mostly for debugging
Tune-99177-PS_jigs.abc 190 ABC music file with the extracted tune(s)
Tune-99177-PS_jigs.txt 190 Plain-text file with the extracted tune(s)
Tune-99177-get.log 9167 Log file, useful mostly for debugging
Tune-99178-get.log 4811 Log file, useful mostly for debugging
Tune-9918-get.log 5409 Log file, useful mostly for debugging
Tune-99184-get.log 1711 Log file, useful mostly for debugging
Tune-99188-get.log 3524 Log file, useful mostly for debugging
Tune-99189-Colemans_1-001.svg 18391 Scalable Vector Graphics format
Tune-99189-Colemans_1.abc 401 ABC music file with the extracted tune(s)
Tune-99189-Colemans_1.txt 401 Plain-text file with the extracted tune(s)
Tune-99189-get.log 4041 Log file, useful mostly for debugging
Tune-99191-get.log 1605 Log file, useful mostly for debugging
Tune-99199-get.log 3218 Log file, useful mostly for debugging
These files should be available for 24 hours.