I can't get the Stacked Bar Charts of jCharts to display negative values when running with java 11 (OpenJDK 11). It works OK under Java 8.
To test it I've gone back to the original examples posted by Informatix (Charts2 from https://www.b4x.com/android/forum/threads/jcharts.71975/).
Not a B4J issue proper, but an issue using it nevertheless...
I installed B4J with OpenJDK11.
I an getting this error when trying to open a COM port under Win 10 64:
# A fatal error has been detected by the Java Runtime Environment:
# EXCEPTION_ACCESS_VIOLATION (0xc0000005) at...