The latest version of redumper seems to have changed its log format, and MPF is now failing to detect the media type.
MPF: Rolling Release (299fafe)
redumper: b689
dump.log
e:\MPF.Check pc --use redumper --path g:\ --scan dump.cue
Using system: IBM PC compatible
Gathering submission information... please wait!
Could not determine the media type from output files...