Home > Net >  CS0234 namespace "System. IO" does not exist in the type or namespace name "Ports&quo
CS0234 namespace "System. IO" does not exist in the type or namespace name "Ports&quo

Time:04-07

using System;
using System.Collections.Generic;
Using System. IO;
Using System. IO. Ports;//contains the class is used to control the serial port, this reference is less than

I wrote the class library, Ports not namespace reference, but can be referenced by written form code,

CodePudding user response:

I tested no problem

You try to clear up, regenerate the all

CodePudding user response:

Form there is no problem in the program, not class libraries

CodePudding user response:

This with you to create projects, such as.net strand library
without him
, of course, there is no relationship, or lack of what little what nuget will find, you directly use nuget loaded on the corresponding version of the thing

CodePudding user response:

I am a little white, specific how to operate?
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  • C#
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