A study was conducted to try to understand what was happening - or leading to - the occurence of the IJ000311: Throwable from unregister connection: java.lang.IllegalStateException: IJ000152: Trying ...
at java.util.concurrent.FutureTask.report(FutureTask.java:122) ~[na:1.8.0_111-internal] at java.util.concurrent.FutureTask.get(FutureTask.java:192) ~[na:1.8.0_111 ...