Thanks - I'll watch for it (and/or try CVS from time to time)

OK, can someone tell me if it is likely to be vga mode 7 that is the issue? With this app there is no way to change the screen mode. Any other suggestions gratefully received!

s3aemul is a DOS emulator for a really old PDA (1995). Best I can get in stderr is... MIXER:No Sound Mode Selected. MIDI:Opened device:none Unhandled vga mode 7 Unhandled vga mode 7 Unhandled vga mode 7 Unhandled vga mode 7 And to stdout... Fatal signal: Segmentation Fault (SDL Parachute Deployed) …