pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-70814-02_Just_a_going.ps) >>/Users/jc/w/tmp/Tune-70814-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/book/KittyBridges/1745/02_Just_a_going.abc

Error exit status 256; here are some files to check:
[get.cgi V=1/1 B=0 scale=0.55 512x512 PNG]
filesizedescription
Tune-70814-02_Just_a_going.abc 1310 ABC music file with the extracted tune(s)
Tune-70814-02_Just_a_going.ps 34363 PostScript
Tune-70814-02_Just_a_going.txt 1310 Plain-text file with the extracted tune(s)
Tune-70814-134-O_No_John-V1.abc 2129 ABC music file with the extracted tune(s)
Tune-70814-134-O_No_John-V1.ps 35391 PostScript
Tune-70814-134-O_No_John-V1.txt 2129 Plain-text file with the extracted tune(s)
Tune-70814-get.log 14844 Log file, useful mostly for debugging
These files should be available for 24 hours.