PPSSPP not working

Hi

Tried loading iso. file in PSP core and it goes all black. Any special configs on this core? Or is my machine specs too low? (CPU: Intel® Pentium® Dual-Core 2310, (1.46 GHz), 1GB RAM)

I’m running Ubuntu 16.04 and it’s working here, Using 1.6.3 and cores from the testing ppa