pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-752-Bucimis_CFO.ps) >>/Users/jc/w/tmp/Tune-752-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/Balkan/Bucimis_CFO.abc

Error exit status 256; here are some files to check:

[P=tuneget V=1/1 B=0 scale=0.70 512x512 PNG]
filesizedescription
Coll_75200.log 1353651 Log file, useful mostly for debugging
Coll_75207.log 278710 Log file, useful mostly for debugging
Coll_75209.log 277305 Log file, useful mostly for debugging
Coll_7521.log 292760 Log file, useful mostly for debugging
Coll_75214.log 288545 Log file, useful mostly for debugging
Coll_75218.log 278710 Log file, useful mostly for debugging
Coll_75219.log 282925 Log file, useful mostly for debugging
Coll_75223.log 277305 Log file, useful mostly for debugging
Coll_75231.log 282925 Log file, useful mostly for debugging
Coll_75233.log 278710 Log file, useful mostly for debugging
Coll_75234.log 277305 Log file, useful mostly for debugging
Coll_75242.log 282925 Log file, useful mostly for debugging
Coll_75245.log 278710 Log file, useful mostly for debugging
Coll_75246.log 277305 Log file, useful mostly for debugging
Coll_75253.log 282925 Log file, useful mostly for debugging
Coll_75256.log 278710 Log file, useful mostly for debugging
Coll_75257.log 277305 Log file, useful mostly for debugging
Coll_75264.log 282925 Log file, useful mostly for debugging
Coll_75268.log 277305 Log file, useful mostly for debugging
Coll_75270.log 278710 Log file, useful mostly for debugging
Coll_75276.log 282925 Log file, useful mostly for debugging
Coll_75279.log 277305 Log file, useful mostly for debugging
Coll_75285.log 278710 Log file, useful mostly for debugging
Coll_75287.log 282925 Log file, useful mostly for debugging
Coll_75290.log 277305 Log file, useful mostly for debugging
Coll_75296.log 278710 Log file, useful mostly for debugging
Coll_75298.log 282925 Log file, useful mostly for debugging
Tune-752-Bucimis_CFO.abc 1238 ABC music file with the extracted tune(s)
Tune-752-Bucimis_CFO.ps 41949 PostScript
Tune-752-Bucimis_CFO.txt 1238 Plain-text file with the extracted tune(s)
Tune-752-get.log 4342 Log file, useful mostly for debugging
Tune-75209-Whiskey_Jack.abc 1111 ABC music file with the extracted tune(s)
Tune-75209-Whiskey_Jack.ps 34633 PostScript
Tune-75209-Whiskey_Jack.txt 1111 Plain-text file with the extracted tune(s)
Tune-75209-get.log 4868 Log file, useful mostly for debugging
Tune-7521-get.log 1401 Log file, useful mostly for debugging
Tune-75225-DobrudjanskaReka-001.svg 53903 Scalable Vector Graphics format
Tune-75225-DobrudjanskaReka.abc 1018 ABC music file with the extracted tune(s)
Tune-75225-DobrudjanskaReka.txt 1018 Plain-text file with the extracted tune(s)
Tune-75225-get.log 4102 Log file, useful mostly for debugging
Tune-75229-get.log 1506 Log file, useful mostly for debugging
Tune-75246-___.abc 2454 ABC music file with the extracted tune(s)
Tune-75246-___.gif 0 Graphics Interchange Format, the proprietary scan-line picture format
Tune-75246-___.ps 46880 PostScript
Tune-75246-___.txt 2454 Plain-text file with the extracted tune(s)
Tune-75246-get.log 5647 Log file, useful mostly for debugging
Tune-7525-get.log 1467 Log file, useful mostly for debugging
Tune-75254-ValzerDiMezzanotte-001.svg 61229 Scalable Vector Graphics format
Tune-75254-ValzerDiMezzanotte-002.svg 26044 Scalable Vector Graphics format
Tune-75254-ValzerDiMezzanotte.abc 2956 ABC music file with the extracted tune(s)
Tune-75254-ValzerDiMezzanotte.txt 2956 Plain-text file with the extracted tune(s)
Tune-75254-get.log 5782 Log file, useful mostly for debugging
Tune-75257-MayYarkersStr0.abc 849 ABC music file with the extracted tune(s)
Tune-75257-MayYarkersStr0.ps 40058 PostScript
Tune-75257-MayYarkersStr0.txt 849 Plain-text file with the extracted tune(s)
Tune-75257-get.log 4948 Log file, useful mostly for debugging
Tune-75268-PelorusJack0.abc 1527 ABC music file with the extracted tune(s)
Tune-75268-PelorusJack0.ps 44485 PostScript
Tune-75268-PelorusJack0.txt 1527 Plain-text file with the extracted tune(s)
Tune-75268-Vals14.abc 2415 ABC music file with the extracted tune(s)
Tune-75268-Vals14.ps 48785 PostScript
Tune-75268-Vals14.txt 2415 Plain-text file with the extracted tune(s)
Tune-75268-get.log 9154 Log file, useful mostly for debugging
Tune-75274-FugalFergus2-001.svg 60370 Scalable Vector Graphics format
Tune-75274-FugalFergus2.abc 1776 ABC music file with the extracted tune(s)
Tune-75274-FugalFergus2.txt 1776 Plain-text file with the extracted tune(s)
Tune-75274-get.log 4915 Log file, useful mostly for debugging
Tune-75276-FF_revo2.abc 1435 ABC music file with the extracted tune(s)
Tune-75276-FF_revo2.ps 47576 PostScript
Tune-75276-FF_revo2.txt 1435 Plain-text file with the extracted tune(s)
Tune-75276-get.log 5661 Log file, useful mostly for debugging
Tune-75280-get.log 25056 Log file, useful mostly for debugging
Tune-75280-new_Scand-001.svg 88189 Scalable Vector Graphics format
Tune-75280-new_Scand-002.svg 72470 Scalable Vector Graphics format
Tune-75280-new_Scand-003.svg 57379 Scalable Vector Graphics format
Tune-75280-new_Scand-004.svg 83995 Scalable Vector Graphics format
Tune-75280-new_Scand-005.svg 100585 Scalable Vector Graphics format
Tune-75280-new_Scand-006.svg 110797 Scalable Vector Graphics format
Tune-75280-new_Scand-007.svg 92111 Scalable Vector Graphics format
Tune-75280-new_Scand-008.svg 81427 Scalable Vector Graphics format
Tune-75280-new_Scand.abc 17770 ABC music file with the extracted tune(s)
Tune-75280-new_Scand.txt 17770 Plain-text file with the extracted tune(s)
Tune-75281-get.log 1418 Log file, useful mostly for debugging
Tune-75289-Pols_Roros7.abc 1322 ABC music file with the extracted tune(s)
Tune-75289-Pols_Roros7.pdf 36206 Portable Data Format
Tune-75289-Pols_Roros7.ps 48330 PostScript
Tune-75289-Pols_Roros7.txt 1322 Plain-text file with the extracted tune(s)
Tune-75289-get.log 5225 Log file, useful mostly for debugging
These files should be available for 24 hours.