Found the -p argument for the java command: From https://docs.oracle.com/en/java/javase/13/docs/specs/man/java.html#standard-options-for-java
|--module-path| /modulepath/... or |-p| /modulepath/ A semicolon (|;|) separated list of directories in which each directory is a directory of modules. Of course, that doesn't quite "fit", because the value of -p Eclipse puts in is not a directory, but rather the jar. -M On 4/7/2020 4:26 PM, Marshall Schor wrote: > Hi, > > I tried also importing the Example project, and then doing an eclipse Run on > the > Main script. > > It ran in java 8, and got that famous error in Java 13: > > java.lang.LayerInstantiationException: Package jdk.internal.jrtfs in both > module > java.base and module jrt.fs > > This was a completely reproducable fault. > > > A sort-of-work-around that worked for me was to change the command line to > exclude a mystery parameter for the java command line which I couldn't find > documented: "-p C:\p\j\oracle13.0.2\lib\jrt-fs.jar". Here's how I did it. > > Run the main, get the error. Then go to Eclipse debug perspective, right- > click > on the bottom terminated... and pick properties, and copy the command line. > Put into an editor, e.g. Windows "Notepad", > change the top bit from: > > C:\p\j\oracle13.0.2\bin\javaw.exe -Dfile.encoding=Cp1252 -p > C:\p\j\oracle13.0.2\lib\jrt-fs.jar -classpath > > to > > C:\p\j\oracle13.0.2\bin\java.exe -Dfile.encoding=Cp1252 -classpath ... > > (in other words, the key is to remove the "-p > C:\p\j\oracle13.0.2\lib\jrt-fs.jar) > > >From what I read, this may be due to a conflict between the eclipse plugins > being compiled with Java 8, and their use being in Java 13 environment. > > -Marshall > > On 4/7/2020 10:28 AM, Richard Eckart de Castilho wrote: >> - compared SVN tag against source release (using Meld btw) - ok >> - CLI build (Java 13.0.1) - ok >> - Installing after installing UIMA plugins first - OK >> - Importing example projects as "Existing projects" (not Maven) - OK (Imports >> three projects) >> - Spot check signature check - OK >> - Running example script on OpenJDK 11 and 13 in Eclipse IDE: FAILS >> - Running example script on OpenJDK 8 in Eclipse IDE: OK >> >> When you send out the release mail, you might care to add a note saying that >> the Eclipse Tooling may not work with Java versions higher than 8. >> >> [x] +1 OK to release >>