jtreg issue

David Holmes david.holmes at oracle.com
Wed Mar 11 23:36:47 UTC 2020

Hi Prasanta,

On 11/03/2020 6:22 pm, Prasanta Sadhukhan wrote:
> Hi,
> I intend to test a jtreg test with jdk10 and below with jtreg5.0. This 
> are the steps I did
> ./bin/jtreg -version
> jtreg, version 5.0 dev 762
> export JT_JAVA=/Users/PRSADHUK/Downloads/jdk-15.jdk/Contents/Home/
> PRSADHUK-Mac:jtreg PRSADHUK$ ./bin/jtreg 
> -jdk:/Users/PRSADHUK/Downloads/jdk-10.jdk/Contents/Home/ 
> /export/jdk/client/closed/test/jdk/javax/swing/JEditorPane/5062649/bug5062649.java
> Exception while calling user-specified class: requires.VMProps
> java.lang.UnsupportedClassVersionError: requires/VMProps has been 
> compiled by a more recent version of the Java Runtime (class file 
> version 59.0), this version of the Java Runtime only recognizes class 
> file versions up to 54.0
> at java.base/java.lang.ClassLoader.defineClass1(Native Method)
> I am sure this is very known issue. Can someone guide me as to what 
> needs to be done to test with older jdk?
> BTW, the repo is latest hg.openjdk.java.net/jdk/client 
> <http://hg.openjdk.java.net/jdk/client>

It looks like your JDK 10 run is finding a pre-existing:


which was compiled by a later JDK. Try deleting that class file. Or 
better still use a different JTwork directory.


> Regards
> Prasanta

More information about the jtreg-use mailing list