Posted 10 Jul 2020 i am using indusoft web studio for the modbus logging. program runs successfully but after a half day or a day it shows error " error initializing the driver modbu 10.10: invalid serial port "any suggestion will be appreciated.RegardsZubair Ahmed Share this post Link to post Share on other sites
Posted 16 Jan 2021 If virtual COM used, change mode to "Ethernet Incapsulation" without virtual COM mapping and be happy :) Share this post Link to post Share on other sites