jssc need change to 2.9.4 under windows 10
jssc 2.9.4 Under win10 work fine

On lib/jssc-2.8.0-arduino4.jar open port
Problematic frame:
C [jSSC-2.8_x86_64.dll+0xb5db]
Java frames: (J=compiled Java code, j=interpreted, Vv=VM code)
j jssc.SerialNativeInterface.openPort(Ljava/lang/String;Z)J+0
j jssc.SerialPort.openPort()Z+65
j util.Serial.init(Ljava/lang/String;IIIC)V+95
j util.Serial.(Ljava/lang/String;I)V+26