gauges not working

Looking for some help, for some reason, my gauges have stopped working, I've recently installed new digital equipment and when I went to test everything I noticed the speedo gauge and multi-gauge are not working, but the Smart Craft Guage is ok, I've checked the connector at the back of the...

all gauges stopped working. Smart craft monitor shows all systems good but gauges on panel don’t move at all. Any help greatly appreciated

All of my gauges went out (except tachometer)! Checked all the breakers on port side and under instrument panel. Any suggestions?????