pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-808-MayYarkersStr_G.ps) >>/Users/jc/w/tmp/Tune-808-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/abc/by/Muriel_Johnstone/strathspey/MayYarkersStr_G.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_80829.log 273249 Log file, useful mostly for debugging
Coll_80849.log 67964 Log file, useful mostly for debugging
Coll_80850.log 257739 Log file, useful mostly for debugging
Coll_80884.log 891721 Log file, useful mostly for debugging
Coll_80896.log 271839 Log file, useful mostly for debugging
Find_80859.log 1357 Log file, useful mostly for debugging
Find_80865.log 1407 Log file, useful mostly for debugging
Form_80800.log 799 Log file, useful mostly for debugging
Form_80844.log 737 Log file, useful mostly for debugging
Form_80884.log 770 Log file, useful mostly for debugging
Form_80888.log 742 Log file, useful mostly for debugging
Form_80896.log 759 Log file, useful mostly for debugging
List80875.log 89 Log file, useful mostly for debugging
Tune-808-MayYarkersStr_G.abc 637 ABC music file with the extracted tune(s)
Tune-808-MayYarkersStr_G.ps 40177 PostScript
Tune-808-MayYarkersStr_G.txt 637 Plain-text file with the extracted tune(s)
Tune-808-get.log 4468 Log file, useful mostly for debugging
Tune-80802-SaintPatricksDay_0.abc 422 ABC music file with the extracted tune(s)
Tune-80802-SaintPatricksDay_0.malt 4301 Musical Instrument Digital Interface, alternate name for midi format
Tune-80802-SaintPatricksDay_0.mid 4301 Musical Instrument Digital interface, shortened name for midi format
Tune-80802-SaintPatricksDay_0.midi 4301 Musical Instrument Digital Interface, electronic version of the tune(s)
Tune-80802-SaintPatricksDay_0.txt 422 Plain-text file with the extracted tune(s)
Tune-80802-get.log 4706 Log file, useful mostly for debugging
Tune-80805-S1.abc 269 ABC music file with the extracted tune(s)
Tune-80805-S1.ps 34395 PostScript
Tune-80805-S1.txt 269 Plain-text file with the extracted tune(s)
Tune-80805-get.log 4244 Log file, useful mostly for debugging
Tune-80819-BrigOfPerthS.abc 454 ABC music file with the extracted tune(s)
Tune-80819-BrigOfPerthS.txt 454 Plain-text file with the extracted tune(s)
Tune-80819-get.log 3538 Log file, useful mostly for debugging
Tune-80820-get.log 4628 Log file, useful mostly for debugging
Tune-80836-get.log 3840 Log file, useful mostly for debugging
Tune-80837-get.log 1426 Log file, useful mostly for debugging
Tune-80840-get.log 6789 Log file, useful mostly for debugging
Tune-80841-get.log 4813 Log file, useful mostly for debugging
Tune-80850-LetsMeetAgainStr.abc 486 ABC music file with the extracted tune(s)
Tune-80850-LetsMeetAgainStr.malt 2513 Musical Instrument Digital Interface, alternate name for midi format
Tune-80850-LetsMeetAgainStr.mid 2513 Musical Instrument Digital interface, shortened name for midi format
Tune-80850-LetsMeetAgainStr.midi 2513 Musical Instrument Digital Interface, electronic version of the tune(s)
Tune-80850-LetsMeetAgainStr.txt 486 Plain-text file with the extracted tune(s)
Tune-80850-get.log 3831 Log file, useful mostly for debugging
Tune-80860-Cupids_Frolic.abc 405 ABC music file with the extracted tune(s)
Tune-80860-Cupids_Frolic.malt 1687 Musical Instrument Digital Interface, alternate name for midi format
Tune-80860-Cupids_Frolic.mid 1687 Musical Instrument Digital interface, shortened name for midi format
Tune-80860-Cupids_Frolic.midi 1687 Musical Instrument Digital Interface, electronic version of the tune(s)
Tune-80860-Cupids_Frolic.txt 405 Plain-text file with the extracted tune(s)
Tune-80860-get.log 3592 Log file, useful mostly for debugging
Tune-80863-get.log 3223 Log file, useful mostly for debugging
Tune-80873-get.log 8260 Log file, useful mostly for debugging
Tune-80875-get.log 35856 Log file, useful mostly for debugging
Tune-80878-FlyLikeAEagle_flute.abc 208 ABC music file with the extracted tune(s)
Tune-80878-FlyLikeAEagle_flute.txt 208 Plain-text file with the extracted tune(s)
Tune-80878-get.log 3278 Log file, useful mostly for debugging
Tune-80881-get.log 3355 Log file, useful mostly for debugging
Tune-80887-get.log 1415 Log file, useful mostly for debugging
Tune-80899-SaintPatricksDay_1.abc 624 ABC music file with the extracted tune(s)
Tune-80899-SaintPatricksDay_1.txt 624 Plain-text file with the extracted tune(s)
Tune-80899-get.log 7272 Log file, useful mostly for debugging
These files should be available for 24 hours.