Sorry, version mix-up - what's worse: other camera's with the same sensor (SX20 - SX200) are not
supported either by DNG4PS2
So, internal conversion is your best bet, set it as follows (tested in rev.1049)
1. in RAW parameter menu, make sure save RAW is selected
2. in RAW parameter menu, select 'Create badpixel.bin' (needs to be done only once)
3. in RAW parameter menu, make sure 'DNG format' and 'DNG' file extension are selected
cheers,
wim