Trying to pack the CloudKVS_Server with B4jPackager11 gives this result:
B4X:
B4JPackager11 Version 1.11
InputJar: C:\2Work\1C\B4J\CloudKVS_Server\Objects\CloudKVS_Server.jar
Running: C:\2Work\1C\B4J\B4JPAC~1\Objects\temp\FindDosPath.exe
Running: C:\Java\jdk-11.0.1\bin\jar
main._appstart (java line: 105)
java.lang.RuntimeException: java.lang.IllegalStateException: No match found
at anywheresoftware.b4a.BA.raiseEvent2(BA.java:120)
at anywheresoftware.b4a.BA.raiseEvent(BA.java:78)
at anywheresoftware.b4a.keywords.Common$3.run(Common.java:1086)
at anywheresoftware.b4a.keywords.SimpleMessageLoop.runMessageLoop(SimpleMessageLoop.java:30)
at anywheresoftware.b4a.StandardBA.startMessageLoop(StandardBA.java:26)
at anywheresoftware.b4a.keywords.Common.StartMessageLoop(Common.java:153)
at b4j.example.main._appstart(main.java:105)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:566)
at anywheresoftware.b4a.BA.raiseEvent2(BA.java:91)
at anywheresoftware.b4a.BA.raiseEvent(BA.java:78)
at b4j.example.main.main(main.java:28)
Caused by: java.lang.IllegalStateException: No match found
at java.base/java.util.regex.Matcher.group(Matcher.java:645)
at anywheresoftware.b4a.keywords.Regex$MatcherWrapper.Group(Regex.java:154)
at b4j.example.main$ResumableSub_FindPackageName.resume(main.java:502)
at anywheresoftware.b4a.BA.checkAndRunWaitForEvent(BA.java:136)
at anywheresoftware.b4a.BA.raiseEvent2(BA.java:85)
... 13 more