pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-22098-680-PlanxtyTobyPeyton-3rdSetting.ps) >>/Users/jc/w/tmp/Tune-22098-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/abc/mirror/sosyourmom.com/onoc/ABC/680-PlanxtyTobyPeyton-3rdSetting.txt

Error exit status 256; here are some files to check:
[P=get.cgi V=1/1 B=0 scale=0.60 512x512 PNG]
filesizedescription
Form_22098.log 824 Log file, useful mostly for debugging
Tune-22098-680-PlanxtyTobyPeyton-3rdSetting.abc 820 ABC music file with the extracted tune(s)
Tune-22098-680-PlanxtyTobyPeyton-3rdSetting.ps 39063 PostScript
Tune-22098-680-PlanxtyTobyPeyton-3rdSetting.txt 820 Plain-text file with the extracted tune(s)
Tune-22098-get.log 9332 Log file, useful mostly for debugging
These files should be available for 24 hours.