Error: Exception: SQLSTATE[08004] [1040] Too many connections (in /home/unit648/public_html/wire/core/ProcessWire.php line 216)

#0 /home/unit648/public_html/wire/core/ProcessWire.php(94): ProcessWire->load(Object(Config))
#1 /home/unit648/public_html/index.php(232): ProcessWire->__construct(Object(Config))
#2 {main}

This error message was shown because site is in debug mode ($config->debug = true; in /site/config.php). Error has been logged.