B4J Question JDK8 instalation piBoard. After Blocked

[Tayfur]

I uploaded like #2 (Thanks for help @@rbghongade ) jdk 1.8.0_111

Spoiler: installing steps

Step 1: Download jdk-8u121-linux-arm32-vfp-hflt.tar.gz
Step 2: sudo tar zxvf jdk-8u121-linux-arm32-vfp-hflt.tar.gz -C /opt ->installs in /opt
Step3: sudo update-alternatives --install /usr/bin/javac javac /opt/jdk1.8.0_111/bin/javac 1
Step4 :sudo update-alternatives --install /usr/bin/java java /opt/jdk1.8.0_111/bin/java 1
Step5: sudo update-alternatives --config javac
Step6: sudo update-alternatives --config java
Step7: download http://108.61.191.178/downloads/openjfx-8u40-sdk-overlay-linux-armv6hf.zip
Step8: sudo unzip openjfx-8u40-sdk-overlay-linux-armv6hf.zip -d /opt/jdk1.8.0_111

on uploading time. it asked me:

I seleceted "1"

after complate jfx. and reopen board.

This is new java version


after I want to run my first time B4J code.


Each time devie locked.

Where is the problem? do you have idea???

Thank you for helps.


I TESTED : non-ui application is WORK.

PC use : jdk1.8.0_101
Pi Board use : jdk1.8.0_122 (new)