Got HTTP status 404 Not Found for "http://john-chambers.us/~jc/music/book/MM3/CSGBT_1794-V2.abc"
pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-499-CSGBT_1794-V2.ps) >>/Users/jc/w/tmp/Tune-499-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/book/MM3/CSGBT_1794-V2.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_49911.log 723488 Log file, useful mostly for debugging
Coll_49932.log 142804 Log file, useful mostly for debugging
Coll_4995.log 629961 Log file, useful mostly for debugging
Coll_49982.log 309621 Log file, useful mostly for debugging
Coll_49993.log 395328 Log file, useful mostly for debugging
Find_49923.log 1471 Log file, useful mostly for debugging
Form_49942.log 855 Log file, useful mostly for debugging
Form_49949.log 975 Log file, useful mostly for debugging
Tune-499-CSGBT_1794-V2.abc 149 ABC music file with the extracted tune(s)
Tune-499-CSGBT_1794-V2.ps 6 PostScript
Tune-499-CSGBT_1794-V2.txt 149 Plain-text file with the extracted tune(s)
Tune-499-get.log 8908 Log file, useful mostly for debugging
Tune-49902-get.log 1416 Log file, useful mostly for debugging
Tune-49903-get.log 3928 Log file, useful mostly for debugging
Tune-49903-newpage.abc 144 ABC music file with the extracted tune(s)
Tune-49903-newpage.ps 6 PostScript
Tune-49903-newpage.txt 144 Plain-text file with the extracted tune(s)
Tune-49904-get.log 3229 Log file, useful mostly for debugging
Tune-49907-get.log 1419 Log file, useful mostly for debugging
Tune-49908-get.log 1403 Log file, useful mostly for debugging
Tune-4991-get.log 1378 Log file, useful mostly for debugging
Tune-49911-get.log 4373 Log file, useful mostly for debugging
Tune-49913-get.log 5817 Log file, useful mostly for debugging
Tune-49914-OriginallyMine.abc 151 ABC music file with the extracted tune(s)
Tune-49914-OriginallyMine.txt 151 Plain-text file with the extracted tune(s)
Tune-49914-get.log 3256 Log file, useful mostly for debugging
Tune-49915-Hamilton_HUTB1-1844-V1.abc 159 ABC music file with the extracted tune(s)
Tune-49915-Hamilton_HUTB1-1844-V1.txt 159 Plain-text file with the extracted tune(s)
Tune-49915-get.log 3400 Log file, useful mostly for debugging
Tune-49919-get.log 115692 Log file, useful mostly for debugging
Tune-49920-get.log 3362 Log file, useful mostly for debugging
Tune-49921-Trumpet_Hp_G.abc 483 ABC music file with the extracted tune(s)
Tune-49921-Trumpet_Hp_G.gif 0 Graphics Interchange Format, the proprietary scan-line picture format
Tune-49921-Trumpet_Hp_G.ps 35382 PostScript
Tune-49921-Trumpet_Hp_G.txt 483 Plain-text file with the extracted tune(s)
Tune-49921-get.log 5283 Log file, useful mostly for debugging
Tune-49928-get.log 1429 Log file, useful mostly for debugging
Tune-49929-get.log 3884 Log file, useful mostly for debugging
Tune-49934-get.log 6306 Log file, useful mostly for debugging
Tune-49937-get.log 4492 Log file, useful mostly for debugging
Tune-49944-Rival_Hp_G.abc 501 ABC music file with the extracted tune(s)
Tune-49944-Rival_Hp_G.gif 0 Graphics Interchange Format, the proprietary scan-line picture format
Tune-49944-Rival_Hp_G.ps 34997 PostScript
Tune-49944-Rival_Hp_G.txt 501 Plain-text file with the extracted tune(s)
Tune-49944-get.log 5229 Log file, useful mostly for debugging
Tune-49945-get.log 1411 Log file, useful mostly for debugging
Tune-49946-get.log 4461 Log file, useful mostly for debugging
Tune-49948-EverydaySongBook1.abc 154 ABC music file with the extracted tune(s)
Tune-49948-EverydaySongBook1.ps 6 PostScript
Tune-49948-EverydaySongBook1.txt 154 Plain-text file with the extracted tune(s)
Tune-49948-get.log 8651 Log file, useful mostly for debugging
Tune-49955-get.log 6892 Log file, useful mostly for debugging
Tune-49956-JamesOswald_CPC-abc1.abc 157 ABC music file with the extracted tune(s)
Tune-49956-JamesOswald_CPC-abc1.pdf 2217 Portable Data Format
Tune-49956-JamesOswald_CPC-abc1.ps 6 PostScript
Tune-49956-JamesOswald_CPC-abc1.txt 157 Plain-text file with the extracted tune(s)
Tune-49956-get.log 5170 Log file, useful mostly for debugging
Tune-49957-get.log 4137 Log file, useful mostly for debugging
Tune-49960-GoldenBookOfFavoriteSongs1.abc 163 ABC music file with the extracted tune(s)
Tune-49960-GoldenBookOfFavoriteSongs1.pdf 2217 Portable Data Format
Tune-49960-GoldenBookOfFavoriteSongs1.ps 6 PostScript
Tune-49960-GoldenBookOfFavoriteSongs1.txt 163 Plain-text file with the extracted tune(s)
Tune-49960-get.log 6813 Log file, useful mostly for debugging
Tune-49962-RobertPurdie_TomThumb.abc 158 ABC music file with the extracted tune(s)
Tune-49962-RobertPurdie_TomThumb.pdf 2217 Portable Data Format
Tune-49962-RobertPurdie_TomThumb.ps 6 PostScript
Tune-49962-RobertPurdie_TomThumb.txt 158 Plain-text file with the extracted tune(s)
Tune-49962-get.log 5199 Log file, useful mostly for debugging
Tune-49963-get.log 4155 Log file, useful mostly for debugging
Tune-49967-get.log 4733 Log file, useful mostly for debugging
Tune-49968-JohnJohnson_ChoiceCollectionVol8-VMP.abc 173 ABC music file with the extracted tune(s)
Tune-49968-JohnJohnson_ChoiceCollectionVol8-VMP.ps 6 PostScript
Tune-49968-JohnJohnson_ChoiceCollectionVol8-VMP.txt 173 Plain-text file with the extracted tune(s)
Tune-49968-get.log 6070 Log file, useful mostly for debugging
Tune-49969-get.log 5060 Log file, useful mostly for debugging
Tune-49973-get.log 1362 Log file, useful mostly for debugging
Tune-49978-24CountryDances_1776_Randall.abc 165 ABC music file with the extracted tune(s)
Tune-49978-24CountryDances_1776_Randall.txt 165 Plain-text file with the extracted tune(s)
Tune-49978-get.log 5015 Log file, useful mostly for debugging
Tune-49979-Gow-CSR4-abc1.abc 150 ABC music file with the extracted tune(s)
Tune-49979-Gow-CSR4-abc1.ps 6 PostScript
Tune-49979-Gow-CSR4-abc1.txt 150 Plain-text file with the extracted tune(s)
Tune-49979-get.log 4056 Log file, useful mostly for debugging
Tune-49981-get.log 3907 Log file, useful mostly for debugging
Tune-49992-Kohlers1.abc 145 ABC music file with the extracted tune(s)
Tune-49992-Kohlers1.pdf 2217 Portable Data Format
Tune-49992-Kohlers1.ps 6 PostScript
Tune-49992-Kohlers1.txt 145 Plain-text file with the extracted tune(s)
Tune-49992-get.log 4828 Log file, useful mostly for debugging
These files should be available for 24 hours.