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Tuxedo 12.1.3 Base Product Installation Failing With "Unsupported Major.minor Version 51.0 Occurred" Error (Doc ID 2164653.1)

Last updated on MAY 30, 2023

Applies to:

Oracle Tuxedo - Version 12.1.3 and later
Information in this document applies to any platform.


Scenario1: 12.1.3 version of Tuxedo GA Installer (that is to say, the generally available Tuxedo 12.1.3 base installer downloaded from Oracle) for Red Hat Enterprise 6 Linux x86-64

Trying to install Tuxedo 12.1.3 GA in silent mode as follows: "./runInstaller -responseFile /myRespFiles/tuxres.rsp -silent -force"

The following error occurs:

Exception java.lang.UnsupportedClassVersionError: OiJarResourceLoader : Unsupported major.minor version 51.0 occurred..
java.lang.UnsupportedClassVersionError: OiJarResourceLoader : Unsupported major.minor version 51.0
at java.lang.ClassLoader.defineClass1(Native Method)
at java.lang.ClassLoader.defineClassCond(Unknown Source)
at java.lang.ClassLoader.defineClass(Unknown Source)
at java.lang.ClassLoader.defineClass(Unknown Source)
at oracle.sysman.oii.oiix.OiixJarClassLoader.loadClassCurrent(
at oracle.sysman.oii.oiix.OiixJarClassLoader.loadClass(
at oracle.sysman.oii.oiix.OiixJarClassLoader.loadClass(
at oracle.sysman.oii.oiix.OiixJarResourceBundle.extractBundle(
at oracle.sysman.oii.oiis.OiisLibraryLoader.<init>(
at oracle.sysman.oii.oiis.OiisQueryLibLoader.<init>(
at oracle.sysman.oii.oiic.OiicPullSession.getLibLoader(
at oracle.sysman.oii.oiic.OiicInstallSession.getLibLoader(
at oracle.sysman.oii.oiic.OiicPullSession.getQueryLibLoader(
at oracle.sysman.oii.oiis.OiisCompContext.doQuery(
at Components.Tuxedo.v12_1_3_0_0.CompContext.getCalculatedValueObject_PRE_REQUISITE(Unknown Source)
at Components.Tuxedo.v12_1_3_0_0.CompContext.getCalculatedValueObject(Unknown Source)
at oracle.sysman.oii.oiis.OiisCompContext.getCalculatedValue(
at oracle.sysman.oii.oiis.OiisPreRequisiteVar.getCalculatedValue(OiisPreRequisiteVar.


Scenario2: Following "PeopleTools 8.55 Installation for DB2 for z/OS" instructions Tuxedo 12.1.3 is installed successfully

Then Tuxedo 12.1.3 rolling patch RP090 is attempted with "opatch apply" but get the same error as above.




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