Oracle released a new version Java 8u144, resolving the issue described below. openthinclient advises its users to update to this version.
Execution of openthinclient-Manager ist not possible with the latest version of Oracle Java. openthinclient advises against installing this version of Java on computers where the openthinclient-Manager is used.
Affected products and versions
- all versions
- Oracle Java
1.8.0_141-b15 1.7.0_151-b15 1.6.0_161-b13
Cause of failure
The july update of Oracle Java contains among other things changes in the validation process of JAR files. In the course of this process a particular formatting in the metadata of the JAR can result in an misleading error.
At least one of the libraries used by the openthinclient-Manager is affected by this.
As a Webstart application the openthinclient-Manager is verified at each start. Due to the issue mentioned above the startup of the application is aborted with an error.
Solution / Workaround
Oracle is aware of this issue and working on a solution.
In the meantime openthinclient advises to forgo updating to the latest Java version, or to downgrade to the previous version, on computer where the openthinclient-Manager is used.
Oracle Java 8u141 Update Release Notes: