IBM Support

Running a pluglet results in the "UnsupportedClassVersionError" error message

Troubleshooting


Problem

When you try to run a pluglet with IBM Rational Software Architect, the "Class Name: java.lang.UnsupportedClassVersionError ..." appears.

Symptom

To reproduce the problem, load and run a pluglet in Rational Software Architect.

The full error message is Class Name: java.lang.UnsupportedClassVersionError: JVMCFRE003 bad major version; class=Class Name, offset=6, as in the following screenshot:

[{"Product":{"code":"SSYK2S","label":"Rational Software Architect Designer"},"Business Unit":{"code":"BU053","label":"Cloud & Data Platform"},"Component":"Eclipse","Platform":[{"code":"PF033","label":"Windows"}],"Version":"8.0.4.1","Edition":"","Line of Business":{"code":"LOB45","label":"Automation"}},{"Product":{"code":"SS4JCV","label":"Rational Software Architect for WebSphere Software"},"Business Unit":{"code":"BU053","label":"Cloud & Data Platform"},"Component":"Eclipse","Platform":[{"code":"PF033","label":"Windows"}],"Version":"8.0.4.1","Edition":"","Line of Business":{"code":"LOB15","label":"Integration"}}]

To view more of this document

This document has the abstract of a technical article that is available to authorized users once you have logged on. Please use the link to actual document below to access the full document. You will be asked to log on if you are not already logged in. After log in, if you do not have the right authorization for this document, there will be instructions on what to do next.

Document Information

More support for:
Rational Software Architect Designer

Software version:
8.0.4.1

Operating system(s):
Windows

Document number:
709243

Modified date:
10 September 2020

UID

swg21617819

Manage My Notification Subscriptions