Support Article

"java.lang.UnsupportedClassVer" post PegaCALL 7.1.3.1 upgrade

SA-12789

Summary



An upgrade to PegaCALL 7.1.3.1 was performed to achieve automatic failover functionality. Since the upgrade, the CTI link engines have stopped working. HFix-22419 and HFix-21430 were installed as per the upgrade guide. Additionally, a route key call issue HFix was installed: HFix-23213. 
On checking Version information tab under PegaCALL: Administration & Configuration, it does not seem to be accessing PegaCALL Engine / prchannelservices.jar. 



Error Messages

[7/27/15 16:10:16:185 EDT] 00000072 SystemOut O 2015-07-27 16:10:16,177 [.PRPCWorkManager : 3] [ STANDARD] [ ] [ PegaCALL:07.13] (ernal.async.BatchRequestorTask) ERROR - Batch activity "ChannelServices-Admin-CTILink.AutoStartLinks" threw:
java.lang.UnsupportedClassVersionError: JVMCFRE003 bad major version; class=com/pega/pegacti/error/ChannelServicesException, offset=6


Steps to Reproduce



Check Version Information tab of PegaCALL: Administration & Configuration.


Root Cause



Code was compiled in Java 7, causing issues when using IBM JVM version 6.  

Resolution



Install HFix-22630 to resolve the issue.

Published August 13, 2015 - Updated October 8, 2020

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