pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-238-Marshall-SelectionsFrom1822.ps) >>/Users/jc/w/tmp/Tune-238-get.log 2>&1" returned status 256
http://www.cranfordpub.com/tunes/abcs/Marshall-SelectionsFrom1822.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_23802.log 129497 Log file, useful mostly for debugging
Coll_23820.log 260559 Log file, useful mostly for debugging
Coll_23880.log 270429 Log file, useful mostly for debugging
Coll_23891.log 139177 Log file, useful mostly for debugging
Form_23840.log 1105 Log file, useful mostly for debugging
Form_23841.log 857 Log file, useful mostly for debugging
Form_23864.log 856 Log file, useful mostly for debugging
Form_23873.log 865 Log file, useful mostly for debugging
Form_23881.log 815 Log file, useful mostly for debugging
List2381.log 89 Log file, useful mostly for debugging
Sess-23856.log 750113 Log file, useful mostly for debugging
Tune-238-Marshall-SelectionsFrom1822.abc 443 ABC music file with the extracted tune(s)
Tune-238-Marshall-SelectionsFrom1822.ps 37651 PostScript
Tune-238-Marshall-SelectionsFrom1822.txt 443 Plain-text file with the extracted tune(s)
Tune-238-get.log 4659 Log file, useful mostly for debugging
Tune-23801-get.log 3021 Log file, useful mostly for debugging
Tune-23810-get.log 3255 Log file, useful mostly for debugging
Tune-23813-get.log 3174 Log file, useful mostly for debugging
Tune-23820-get.log 4931 Log file, useful mostly for debugging
Tune-23826-get.log 2290 Log file, useful mostly for debugging
Tune-23831-get.log 3325 Log file, useful mostly for debugging
Tune-23848-get.log 4827 Log file, useful mostly for debugging
Tune-23862-get.log 4056 Log file, useful mostly for debugging
Tune-23873-get.log 3291 Log file, useful mostly for debugging
Tune-23879-get.log 13600 Log file, useful mostly for debugging
Tune-2389-get.log 3465 Log file, useful mostly for debugging
These files should be available for 24 hours.