pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-4806-oneill_dmoi.ps) >>/Users/jc/w/tmp/Tune-4806-get.log 2>&1" returned status 256
http://montrealsession.cechire.com/assets/abc/oneill_dmoi.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_48061.log 64454 Log file, useful mostly for debugging
Coll_48064.log 63374 Log file, useful mostly for debugging
Coll_48066.log 63644 Log file, useful mostly for debugging
Coll_48069.log 63644 Log file, useful mostly for debugging
Form_48064.log 1491 Log file, useful mostly for debugging
Form_48065.log 768 Log file, useful mostly for debugging
Form_48067.log 761 Log file, useful mostly for debugging
Form_48069.log 1464 Log file, useful mostly for debugging
Tune-4806-get.log 5634 Log file, useful mostly for debugging
Tune-4806-oneill_dmoi.abc 369 ABC music file with the extracted tune(s)
Tune-4806-oneill_dmoi.ps 35852 PostScript
Tune-4806-oneill_dmoi.txt 369 Plain-text file with the extracted tune(s)
Tune-48060-get.log 0 Log file, useful mostly for debugging
Tune-48062-get.log 4524 Log file, useful mostly for debugging
Tune-48063-Soldiers_Pig_Hulls_Dominion_set.abc 307 ABC music file with the extracted tune(s)
Tune-48063-Soldiers_Pig_Hulls_Dominion_set.txt 307 Plain-text file with the extracted tune(s)
Tune-48063-get.log 7074 Log file, useful mostly for debugging
Tune-48065-get.log 2875 Log file, useful mostly for debugging
Tune-48067-get.log 10998 Log file, useful mostly for debugging
Tune-48069-bellesoftipperary.abc 0 ABC music file with the extracted tune(s)
Tune-48069-bellesoftipperary.ps 6 PostScript
Tune-48069-bellesoftipperary.txt 0 Plain-text file with the extracted tune(s)
Tune-48069-get.log 4300 Log file, useful mostly for debugging
These files should be available for 24 hours.