| Option Category | # # CORE DEBUGGING OPTIONS # |
| Description | This option generates a log file called error.log which contains error information generated by systems. This is useful to developers to track bugs. |
| Full Command | -log |
| Alt. Command | none |
| Reverse Command | -nolog |
| Example | mame64.exe pacman -log |
| mame.ini Command | log |
| Command Default | 0 |
| Argument Format | <boolean> |