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javax.comm.UnsupportedCommOperationException: Win32 Comm Driver: Error 87	at com.sun.comm.Win32SerialPort.setCommDeviceParams(Native Method)	at com.sun.comm.Win32SerialPort.setSerialPortParams(Win32SerialPort.java:276)	at bca.simulator.SerialConnection.setConnectionParameters(SerialConnection.java:194)	at bca.simulator.SerialConnection.openConnection(SerialConnection.java:125)	at bca.simulator.Telex.jButton4ActionPerformed(Telex.java:294)