At least here this works.
My Scan Order section looks like:
[SCAN_ORDER]
1 = HIDE <LDRAWDIR>P
2 = HIDE <LDRAWDIR>plasticant\p
3 = SHOW <LDRAWDIR>Parts
4 = SHOW <LDRAWDIR>Unofficial\parts
5 = SHOW <LDRAWDIR>plasticant\parts
Please send yours, so we can see what might get wrong.
My Scan Order section looks like:
[SCAN_ORDER]
1 = HIDE <LDRAWDIR>P
2 = HIDE <LDRAWDIR>plasticant\p
3 = SHOW <LDRAWDIR>Parts
4 = SHOW <LDRAWDIR>Unofficial\parts
5 = SHOW <LDRAWDIR>plasticant\parts
Please send yours, so we can see what might get wrong.