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Article

CcServerExecutionException exception when executing against a deployed decision service

Information

 
Article Number000095000
EnvironmentProduct: Corticon Server
Version: 5.6.x
OS: All supported platforms
Database: N/A
Browser: N/A
Application Server: IIS
Question/Problem Description
com.corticon.service.ccserver.exception.CcServerExecutionException exception when executing against a deployed decision service that uses an extended operator
Steps to Reproduce
Clarifying Information
1. The extended operator is compiled with JDK 1.8.
2. The exception manifests itself as :
java.lang.Exception: java.lang.UnsupportedClassVersionError: sample.xxxxxx (52.0) 
at com.corticon.eclipse.server.core.impl.CcServerThreadPoolCallableDocument.call(CcServerThreadPoolCallableDocument.java:165) 
... 9 common frames omitted
 
Error Messagecom.corticon.service.ccserver.exception.CcServerExecutionException: CcServer.execute(Document, String, String) (DecisionServiceName=sample_net[1, 0, null], HostLocation=null) -- Execution failed due to problems in the Reactor
at com.corticon.eclipse.server.core.impl.CcServerThreadPoolCallableDocument.call(CcServerThreadPoolCallableDocument.java:166)
at com.corticon.eclipse.server.core.impl.CcServerThreadPoolCallableDocument.call(CcServerThreadPoolCallableDocument.java:1)
at java.util.concurrent.FutureTask$Sync.innerRun(FutureTask.java:334)
at java.util.concurrent.FutureTask.run(FutureTask.java:167)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:472)
at java.util.concurrent.FutureTask$Sync.innerRun(FutureTask.java:334)
at java.util.concurrent.FutureTask.run(FutureTask.java:167)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1110)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:604)
at java.lang.Thread.run(Thread.java:937)
Caused by: java.lang.Exception: java.lang.UnsupportedClassVersionError: sample.JapaneseHoliday (52.0)
at com.corticon.eclipse.server.core.impl.CcServerThreadPoolCallableDocument.call(CcServerThreadPoolCallableDocument.java:165)
... 9 common frames omitted
Caused by: java.lang.UnsupportedClassVersionError: sample.JapaneseHoliday (52.0)
at IKVM.NativeCode.java.lang.ClassLoader.defineClass1(Unknown Source)
at java.lang.ClassLoader.defineClass(ClassLoader.java:814)
at java.security.SecureClassLoader.defineClass(SecureClassLoader.java:142)
at java.net.URLClassLoader.defineClass(URLClassLoader.java:449)
Defect/Enhancement Number
Cause
This is a Java version compatibility issue. Java version used to compile the extended operator code is not supported with IKVM
 
Resolution
Recompile the extended operator jar with JDK 1.7
Workaround
Notes
Attachment 
Last Modified Date3/14/2019 7:16 AM