How to avoid "Sharing is only supported for boot loader classes because bootstrap classpath has been appended" warning during debug with Java 11?

java intellij-idea classloader java-11
Dmitriy Dumanskiy picture Dmitriy Dumanskiy · Jan 15, 2019 · Viewed 54k times · Source

Recently I switched to the Java 11 and start to debug my app and saw this message:

OpenJDK 64-Bit Server VM warning: Sharing is only supported for boot loader classes because bootstrap classpath has been appended

Found only this commit and ticket, but it doesn't tell me much.

Do I need to worry about it?

Answer

Dave picture Dave · Jul 4, 2019

I had this issue too after installing jdk-12.0.1_windows-x64_bin.zip when trying to use the debugger with IntelliJ IDEA. I was getting an error of (Java HotSpot(TM) 64-Bit Server VM warning: Sharing is only supported for boot loader classes because bootstrap classpath has been appended). I found, too, going into Setting and search for async and unchecking the Instrumenting agent box. Worked for me! ASYNC settings

Related questions

Correct way to add external jars (lib/*.jar) to an IntelliJ IDEA project

When creating a new Java project in IntelliJ IDEA, the following directories and files are created: ./projectname.iml ./projectname.ipr ./projectname.iws ./src/ I want to configure IntelliJ IDEA to include my dependency JARs in ./lib/*.jar to the project. …

Read More
How to build jars from IntelliJ properly?

I have a project that contains a single module, and some dependencies. I'd like to create a jar, in a separate directory, that contains the compiled module. In addition, I'd like to have the dependencies present beside my module. No …

Read More
IntelliJ inspection gives "Cannot resolve symbol" but still compiles code

Platform: IntelliJ Community Edition 10.0.3 SDK: jdk1.6.0_21 OS: Windows 7 So I have a strange situation with IntelliJ that has me completely stumped. I setup a Maven project and add log4j as a dependency in the pom.xml file. The IDEA …

Read More