Exception in thread "main" java.lang.UnsupportedClassVersionError: Bad version number in .class file When Installing Oracle REST Data Services / APEX Listener
Last updated on FEBRUARY 08, 2017
Applies to:Oracle REST Data Services - Version 2.0 and later
Oracle Application Express (formerly HTML DB) - Version 4.0 and later
Information in this document applies to any platform.
When attempting to run Oracle REST Data Services (ORDS) / the APEX Listener using the commands:
java -jar apex.war / java -jar ords.war
The following error is seen:
The JDK version in use is JDK 1.50_24.
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