How can I catch the IOException when the COM port is not existing or not available ?
The following app is stopped by an unhandled System.IO.IOException that I cannot handle.
Thanks !
Jo
class Program
{
static void Main(string[] args)
{
try
{
EasyModbus.ModbusServer server = new EasyModbus.ModbusServer();
server.SerialPort = "COM3";
server.Baudrate = 9600;
server.Parity = System.IO.Ports.Parity.None;
server.StopBits = System.IO.Ports.StopBits.One;
server.Listen();
Console.WriteLine("[ENTER] to stop server ...");
Console.ReadLine();
}
catch (Exception e)
{
Console.WriteLine("Catch me if you can ...");
}
}
}
C:\TestRTUServer\TestRTUServer\bin\Debug>TestRTUServer.exe
[ENTER] to stop server ...
Exception non gérée : System.IO.IOException: Le port 'COM3' n'existe pas.
à System.IO.Ports.InternalResources.WinIOError(Int32 errorCode, String str)
à System.IO.Ports.SerialStream..ctor(String portName, Int32 baudRate, Parity parity, Int32 dataBits, StopBits stopBits, Int32 readTimeout, Int32 writeTimeout, Handshake handshake, Boolean dtrEnable, Boolean rtsEnable, Boolean discardNull, Byte parityReplace)
à System.IO.Ports.SerialPort.Open()
à EasyModbus.ModbusServer.ListenerThread()
à System.Threading.ThreadHelper.ThreadStart_Context(Object state)
à System.Threading.ExecutionContext.RunInternal(ExecutionContext executionContext, ContextCallback callback, Object state, Boolean preserveSyncCtx)
à System.Threading.ExecutionContext.Run(ExecutionContext executionContext, ContextCallback callback, Object state, Boolean preserveSyncCtx)
à System.Threading.ExecutionContext.Run(ExecutionContext executionContext, ContextCallback callback, Object state)
à System.Threading.ThreadHelper.ThreadStart()
C:\TestRTUServer\TestRTUServer\bin\Debug>
Hi,
How can I catch the IOException when the COM port is not existing or not available ? The following app is stopped by an unhandled System.IO.IOException that I cannot handle.
Thanks !
Jo