JCT Posted October 16, 2011 Report Share Posted October 16, 2011 Hi. If i install U90 software in xp. Then i can not communicate to plc. And if i close the u90 software he ask do you want to close the modem connection? But i not use a modem. Then i get a error. And if i reinstall the software, the is the error back. What can i do? Regards Link to comment Share on other sites More sharing options...
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