writeSingleCoil: START

exception 'Exception' with message 'socket_connect() failed.
Reason: ()Operation now in progress' in /var/www/phpmodbus/phpmodbus/Phpmodbus/ModbusMaster.php:113 Stack trace: #0 /var/www/phpmodbus/phpmodbus/Phpmodbus/ModbusMaster.php(638): ModbusMaster->connect() #1 /var/www/phpmodbus/phpmodbus/examples/example_fc5.php(14): ModbusMaster->writeSingleCoil(1, 33, Array) #2 {main}