pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-835-BarnyardsOfDelgaty_x.ps) >>/Users/jc/w/tmp/Tune-835-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/book/500/BarnyardsOfDelgaty_x.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_83573.log 6465 Log file, useful mostly for debugging
Coll_83587.log 138414 Log file, useful mostly for debugging
Find_83519.log 1534 Log file, useful mostly for debugging
Form_83598.log 1212 Log file, useful mostly for debugging
Sess-83534.log 12725 Log file, useful mostly for debugging
Sess-83555.log 8485 Log file, useful mostly for debugging
Tune-835-BarnyardsOfDelgaty_x.abc 588 ABC music file with the extracted tune(s)
Tune-835-BarnyardsOfDelgaty_x.ps 35138 PostScript
Tune-835-BarnyardsOfDelgaty_x.txt 588 Plain-text file with the extracted tune(s)
Tune-835-get.log 4610 Log file, useful mostly for debugging
Tune-83500-get.log 21536 Log file, useful mostly for debugging
Tune-83504-get.log 4628 Log file, useful mostly for debugging
Tune-83510-get.log 4755 Log file, useful mostly for debugging
Tune-83511-get.log 4378 Log file, useful mostly for debugging
Tune-83514-Peacocks_March-001.svg 21240 Scalable Vector Graphics format
Tune-83514-Peacocks_March.abc 447 ABC music file with the extracted tune(s)
Tune-83514-Peacocks_March.txt 447 Plain-text file with the extracted tune(s)
Tune-83514-get.log 4357 Log file, useful mostly for debugging
Tune-83515-1033_Ross_Meor.abc 1491 ABC music file with the extracted tune(s)
Tune-83515-1033_Ross_Meor.gif 0 Graphics Interchange Format, the proprietary scan-line picture format
Tune-83515-1033_Ross_Meor.ps 36465 PostScript
Tune-83515-1033_Ross_Meor.txt 1491 Plain-text file with the extracted tune(s)
Tune-83515-get.log 5498 Log file, useful mostly for debugging
Tune-83517-get.log 6169 Log file, useful mostly for debugging
Tune-83518-Kerr_MM3-V2.abc 149 ABC music file with the extracted tune(s)
Tune-83518-Kerr_MM3-V2.ps 6 PostScript
Tune-83518-Kerr_MM3-V2.txt 149 Plain-text file with the extracted tune(s)
Tune-83518-get.log 4018 Log file, useful mostly for debugging
Tune-83519-get.log 3690 Log file, useful mostly for debugging
Tune-8352-24CountryDances_1771_Randall.abc 162 ABC music file with the extracted tune(s)
Tune-8352-24CountryDances_1771_Randall.ps 6 PostScript
Tune-8352-24CountryDances_1771_Randall.txt 162 Plain-text file with the extracted tune(s)
Tune-8352-get.log 4334 Log file, useful mostly for debugging
Tune-83521-get.log 4369 Log file, useful mostly for debugging
Tune-83522-get.log 5615 Log file, useful mostly for debugging
Tune-83523-get.log 3810 Log file, useful mostly for debugging
Tune-83525-ViolaRuth_AdvancedSD.abc 156 ABC music file with the extracted tune(s)
Tune-83525-ViolaRuth_AdvancedSD.txt 156 Plain-text file with the extracted tune(s)
Tune-83525-get.log 3358 Log file, useful mostly for debugging
Tune-83526-1111_JOHN_SMITH_QUICK-STEP-001.svg 32283 Scalable Vector Graphics format
Tune-83526-1111_JOHN_SMITH_QUICK-STEP.abc 967 ABC music file with the extracted tune(s)
Tune-83526-1111_JOHN_SMITH_QUICK-STEP.txt 967 Plain-text file with the extracted tune(s)
Tune-83526-get.log 4657 Log file, useful mostly for debugging
Tune-83527-get.log 4508 Log file, useful mostly for debugging
Tune-83529-get.log 4731 Log file, useful mostly for debugging
Tune-83532-get.log 11193 Log file, useful mostly for debugging
Tune-83536-get.log 5163 Log file, useful mostly for debugging
Tune-83536-proto.abc 464 ABC music file with the extracted tune(s)
Tune-83536-proto.pdf 5789 Portable Data Format
Tune-83536-proto.ps 30643 PostScript
Tune-83536-proto.txt 464 Plain-text file with the extracted tune(s)
Tune-83537-StatenIslandH_E.abc 568 ABC music file with the extracted tune(s)
Tune-83537-StatenIslandH_E.pdf 15121 Portable Data Format
Tune-83537-StatenIslandH_E.ps 34983 PostScript
Tune-83537-StatenIslandH_E.txt 568 Plain-text file with the extracted tune(s)
Tune-83537-get.log 10439 Log file, useful mostly for debugging
Tune-83549-get.log 4404 Log file, useful mostly for debugging
Tune-8355-get.log 4372 Log file, useful mostly for debugging
Tune-83557-get.log 5225 Log file, useful mostly for debugging
Tune-83558-get.log 1394 Log file, useful mostly for debugging
Tune-83560-Gow-CSR-abc2.abc 146 ABC music file with the extracted tune(s)
Tune-83560-Gow-CSR-abc2.txt 146 Plain-text file with the extracted tune(s)
Tune-83560-get.log 3202 Log file, useful mostly for debugging
Tune-83561-get.log 3104 Log file, useful mostly for debugging
Tune-83563-232_MrHenryRankinesStrathspey.abc 712 ABC music file with the extracted tune(s)
Tune-83563-232_MrHenryRankinesStrathspey.pdf 18627 Portable Data Format
Tune-83563-232_MrHenryRankinesStrathspey.ps 35830 PostScript
Tune-83563-232_MrHenryRankinesStrathspey.txt 712 Plain-text file with the extracted tune(s)
Tune-83563-get.log 5884 Log file, useful mostly for debugging
Tune-83568-get.log 13565 Log file, useful mostly for debugging
Tune-83569-get.log 9675 Log file, useful mostly for debugging
Tune-8357-get.log 4186 Log file, useful mostly for debugging
Tune-83571-4243_Lord_McDonalds_Strathspey-001.svg 37610 Scalable Vector Graphics format
Tune-83571-4243_Lord_McDonalds_Strathspey.abc 1163 ABC music file with the extracted tune(s)
Tune-83571-4243_Lord_McDonalds_Strathspey.txt 1163 Plain-text file with the extracted tune(s)
Tune-83571-get.log 10487 Log file, useful mostly for debugging
Tune-83573-get.log 4112 Log file, useful mostly for debugging
Tune-83575-get.log 4545 Log file, useful mostly for debugging
Tune-83577-get.log 4436 Log file, useful mostly for debugging
Tune-83579-CantyAuldMan.abc 590 ABC music file with the extracted tune(s)
Tune-83579-CantyAuldMan.pdf 16170 Portable Data Format
Tune-83579-CantyAuldMan.ps 36249 PostScript
Tune-83579-CantyAuldMan.txt 590 Plain-text file with the extracted tune(s)
Tune-83579-get.log 5263 Log file, useful mostly for debugging
Tune-8358-get.log 4716 Log file, useful mostly for debugging
Tune-83584-get.log 4175 Log file, useful mostly for debugging
Tune-83587-get.log 4989 Log file, useful mostly for debugging
Tune-8359-get.log 4373 Log file, useful mostly for debugging
Tune-83590-SleepyMaggie.abc 1680 ABC music file with the extracted tune(s)
Tune-83590-SleepyMaggie.ps 41281 PostScript
Tune-83590-SleepyMaggie.txt 1680 Plain-text file with the extracted tune(s)
Tune-83590-get.log 4979 Log file, useful mostly for debugging
Tune-83593-get.log 5555 Log file, useful mostly for debugging
Tune-83594-Drunken_Scotchman.abc 521 ABC music file with the extracted tune(s)
Tune-83594-Drunken_Scotchman.ps 35749 PostScript
Tune-83594-Drunken_Scotchman.txt 521 Plain-text file with the extracted tune(s)
Tune-83594-get.log 4654 Log file, useful mostly for debugging
Tune-83596-get.log 8875 Log file, useful mostly for debugging
Tune-83599-get.log 4476 Log file, useful mostly for debugging
These files should be available for 24 hours.