Question

Please tell me whats wrong with this c# code..

public bool CloseCOMPort()
    {
        try
        {
            bool isClosed = false;
            if (oSerialPortMisc != null && oSerialPortMisc.IsOpen)
            {
                oSerialPortMisc.Close();
                isClosed=true;

            }
            else
            {
                isClosed = false;

            }
            return isClosed;
        }
        catch (Exception exp)
        {

        }
    }

When I compile this code it gives error.. “not all code paths return a value”.
I dont know whts wrong here. PLease help..
Thanxxx…:)

Answer 1

To be more specific. Each fork in your code must either return an appropriate value or throw, if the method isn’t a void. In your case, the catch fork doesn’t do any of the above, and your code doesn’t compile.