i can not see the variables monitored nor control the machine connect to my Computer . The connection is done by a USB cable . What should I have to try to fix the problem ?I have an Error Message '; Com Port Error'; while i try to open an industrial control software . What is wrong?
If you are getting a COM port error then the software is trying to connect through the serial port.
You need to find and change that setting to the usb portI have an Error Message '; Com Port Error'; while i try to open an industrial control software . What is wrong?
try to connect usb in different usb port. that is in com port u using
software to run.
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