The Load Menu (activate with ESC) has mistake menupoint wenn play with polish subtitles.
checksum from polish data:
{"polish.dcp", 0, "bb877d48795471a17f25b0b5109100d1", 1132197},
Polish localization installer:
http://www.offstudio.cz/new/index.php/en/news/82-.html
I attached Screenshot from load menu
ScummVM 1.8.0git2962-ge75367a