Suikoden PSX on Mac not working well

Hi guys,

Yesterday i already downloaded and installed PSX emulator on my Mac
I played Suikoden (u know this game guys?)

In the first time, it worked well but right now there is a bugs about the display
When i press "Start" button, the display broken
When i start to talk to other character, the chat dialog does not show anything
I will give u the screen shot

(When i press "Start button)
Attachment 56794

(This is my emulator config)
Attachment 56795
Attachment 56796

Please help me. Thanks