#81362
Floob
Member

Well as long as the roms are from that distribution (0.37b5) and you are using RetroPie 2.3 you should be good to go.
I notice that RetroPie 2.3 has Mame4all-pi as the default emulator for Mame as opposed to RetroArch or other.

You can confirm what is loading by checking the es_systems.cfg file.
/etc/emulationstation/es_systems.cfg

Does your mame4all-pi directory look like this?
/opt/retropie/emulators/mame4all-pi

(You can output this with: sudo tree mame4all-pi/ –charset X -d -o output.txt)
If you have to install tree, it is:
sudo apt-get install tree

mmame4all-pi/
|-- mcfg
|-- mfolders
|-- mhi
|-- mobj_mame_rpi
|   |-- mcpu
|   |   |-- madsp2100
|   |   |-- mccpu
|   |   |-- mh6280
|   |   |-- mi8039
|   |   |-- mi8085
|   |   |-- mi86
|   |   |-- mkonami
|   |   |-- mm6502
|   |   |-- mm6800
|   |   |-- mm68000
|   |   |-- mm68000_cyclone
|   |   |-- mm6805
|   |   |-- mm6809
|   |   |-- mmips
|   |   |-- mnec
|   |   |-- ms2650
|   |   |-- mt11
|   |   |-- mtms32010
|   |   |-- mtms34010
|   |   |-- mtms9900
|   |   |-- mz80
|   |   |-- mz8000
|   |   |-- mz80_drz80
|   |-- mdrivers
|   |-- mmachine
|   |-- mrpi
|   |-- msndhrdw
|   |-- msound
|   |-- mvidhrdw
|   |-- mzlib
|-- mroms
|-- mskins
|   |-- msource
|-- msrc
|   |-- mcpu
|   |   |-- madsp2100
|   |   |-- marm
|   |   |-- mccpu
|   |   |-- mh6280
|   |   |-- mi8039
|   |   |-- mi8085
|   |   |-- mi86
|   |   |-- mkonami
|   |   |-- mm6502
|   |   |-- mm6800
|   |   |-- mm68000
|   |   |-- mm68000_cyclone
|   |   |-- mm6805
|   |   |-- mm6809
|   |   |-- mmips
|   |   |-- mnec
|   |   |-- mnec_armnec
|   |   |-- mpdp1
|   |   |-- ms2650
|   |   |-- msc61860
|   |   |-- mt11
|   |   |-- mtms32010
|   |   |-- mtms34010
|   |   |-- mtms9900
|   |   |-- mz80
|   |   |-- mz8000
|   |   |-- mz80_drz80
|   |   |-- mz80gb
|   |-- mdrivers
|   |-- mmachine
|   |-- mrpi
|   |-- msndhrdw
|   |-- msound
|   |-- mvidhrdw
|   |-- mzlib
|-- msta

76 directories

The root dir should look like

pi@raspberrypi /opt/retropie/emulators/mame4all-pi $ ls -l
total 19712
drwxr-xr-x  2 pi pi    4096 Sep 28 20:38 cfg
-rw-r--r--  1 pi pi 1522317 Sep 12 23:42 cheat.dat
-rw-r--r--  1 pi pi 1291815 Sep 12 23:41 clrmame.dat
drwxr-xr-x  2 pi pi    4096 Jul 20 10:04 folders
drwxr-xr-x  2 pi pi    4096 Sep 28 20:38 hi
-rw-r--r--  1 pi pi   50821 Sep 12 23:42 hiscore.dat
-rwxr-xr-x  1 pi pi     188 Sep 12 23:40 install.sh
-rw-r--r--  1 pi pi    2723 Sep 12 23:41 Makefile
-rw-r--r--  1 pi pi    2757 Sep 12 23:42 Makefile.debug
-rwxr-xr-x  1 pi pi 9528128 Sep 12 23:40 mame
-rw-r--r--  1 pi pi 3422601 Sep 12 23:42 mame4all_pi.zip
-rwxr-xr-x  1 pi pi     831 Sep 12 23:42 mame.cfg
-rw-r--r--  1 pi pi     808 Sep 12 23:40 mame.cfg.template
-rw-r--r--  1 pi pi 3422830 Sep 12 23:42 mametest.zip
drwxr-xr-x 10 pi pi    4096 Jul 20 10:04 obj_mame_rpi
-rw-r--r--  1 pi pi  717047 Sep 12 23:41 pimenu_src.zip
-rw-r--r--  1 pi pi  131445 Sep 12 23:41 pimenu.zip
-rw-r--r--  1 pi pi   13182 Sep 12 23:42 readme.txt
-rw-r--r--  1 pi pi    3384 Sep 12 23:40 readme.txt.orig
drwxr-xr-x  2 pi pi    4096 Jul 20 10:04 roms
drwxr-xr-x  3 pi pi    4096 Jul 20 10:04 skins
drwxr-xr-x 10 pi pi    4096 Jul 20 10:04 src
drwxr-xr-x  2 pi pi    4096 Jul 20 10:04 sta
-rwxr-xr-x  1 pi pi     337 Sep 12 23:41 zipit