EmuELEC 4.6 - Specific game bezels in mame do not show up

Hi,

I have this bezels installed for mame games:

EMUELEC:~/roms/bezels/arcade # ll
total 8380
-rw-r–r-- 1 root root 151511 Nov 4 21:27 ddragon.png
-rw-r–r-- 1 root root 268157 Nov 4 21:27 ddragon2.png
-rw-r–r-- 1 root root 270567 Nov 4 21:27 ddragon3.png
-rw-r–r-- 1 root root 88 Nov 5 14:06 default.cfg
-rw-r–r-- 1 root root 162331 Nov 4 21:27 dino.png
-rw-r–r-- 1 root root 183192 Nov 4 21:27 ffight.png
-rw-r–r-- 1 root root 160706 Nov 4 21:27 ffight2b.png
-rw-r–r-- 1 root root 295482 Nov 4 21:27 hsf2.png
-rw-r–r-- 1 root root 163381 Nov 5 14:43 mame.png
-rw-r–r-- 1 root root 278648 Nov 4 21:27 mk.png
-rw-r–r-- 1 root root 279358 Nov 4 21:27 mk2.png
-rw-r–r-- 1 root root 289507 Nov 4 21:27 mk3.png
-rw-r–r-- 1 root root 185434 Nov 4 21:27 mk4.png
-rw-r–r-- 1 root root 239912 Nov 4 21:27 mslug.png
-rw-r–r-- 1 root root 220008 Nov 4 21:27 mslug2.png
-rw-r–r-- 1 root root 235040 Nov 4 21:27 mslug3.png
-rw-r–r-- 1 root root 298005 Nov 4 21:27 mslug4.png
-rw-r–r-- 1 root root 187802 Nov 4 21:27 mslug5.png
-rw-r–r-- 1 root root 201867 Nov 4 21:27 mslugx.png
-rw-r–r-- 1 root root 105525 Nov 4 21:27 pbobbl2n.png
-rw-r–r-- 1 root root 134476 Nov 4 21:27 pbobble.png
-rw-r–r-- 1 root root 124772 Nov 4 21:27 pbobble2.png
-rw-r–r-- 1 root root 123825 Nov 4 21:27 pbobble3.png
-rw-r–r-- 1 root root 203553 Nov 4 21:27 pbobble4.png
-rw-r–r-- 1 root root 173687 Nov 4 21:27 pbobblen.png
-rw-r–r-- 1 root root 206722 Nov 4 21:28 sf.png
-rw-r–r-- 1 root root 224042 Nov 4 21:27 sf2.png
-rw-r–r-- 1 root root 220151 Nov 4 21:28 sf2ce.png
-rw-r–r-- 1 root root 221327 Nov 4 21:27 sf2hf.png
-rw-r–r-- 1 root root 221592 Nov 4 21:27 sfa.png
-rw-r–r-- 1 root root 198219 Nov 4 21:27 sfa2.png
-rw-r–r-- 1 root root 249545 Nov 4 21:27 sfa3.png
-rw-r–r-- 1 root root 227444 Nov 4 21:28 sfiii.png
-rw-r–r-- 1 root root 199760 Nov 4 21:27 sfiii2.png
-rw-r–r-- 1 root root 272791 Nov 4 21:27 sfiii3.png
-rw-r–r-- 1 root root 249295 Nov 4 21:28 shocktr2.png
-rw-r–r-- 1 root root 208372 Nov 4 21:27 shocktro.png
-rw-r–r-- 1 root root 335048 Nov 4 21:28 ssf2.png
-rw-r–r-- 1 root root 281627 Nov 4 21:27 ssf2t.png
-rw-r–r-- 1 root root 250864 Nov 4 21:27 umk3.png

Everytime i start one of this games it shows the default bezel not the one from the specific game.

This in only happening for mame games, i tried for example with megadrive games and it loads the game specific bezel.

Any ideas?