Am 2009-06-02 um 13:07 schrieb Lutz Haseloff:Works still with 2009.06.02 09:30 on MacOS X / Intel.
Here it works with ConTeXt MkIV beta as of 2009.05.27 11:27.I use ConTeXt ver: 2009.06.02 09:30 MKIV.
So it seems it's only a Windows problem - probably calling the LilyPond binary, but could also be Lua's os.rename doesn't move? Or your flavour of Windows doesn't understand forwards slashes as directory delimiters any more...