应用程序运行期间的运行时错误8018 [英] runtime error 8018 during application running

问题描述

亲爱的朋友

我想从Unitronic PLC提取数据到我的PC.在通信过程中，系统生成运行时错误8018.有人可以帮助我吗

来自
的问候
Pradhan

Dear Friend

I want to fetch data from Unitronic PLC to my PC. During communication the system generates run time error 8018. can anybody help me out

regards from

Pradhan

推荐答案

错误8018是仅当端口打开时操作才有效"

所以首先要检查的是，您确实已经打开了端口...

error 8018 is "operation valid only when the port is open"

So the first thing to check is that you have indeed opened the port...

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