b4j packager

Hi I just writing a b4j project and it's 100% ok, but after make build standalone package it can't work properly. why? after make package (test in debug mode):

im using the B4J Packager but i have a problem. I made a program that connects to the serial port, once open it writes and reads the serial port, at compiling the program as jar works perfect but when compiling as installer an tries to connect to the serial port it closes without any visible...