Hi,

I am trying to setup pega 7.4 on RHEL 7 with Apache tomcat & Oracle 12c, JDK 1.8. Though I gave all the required grants and session limits, its getting failed with below error after some time.

Engine Load Inner:
[java] 2018-10-10 16:56:42,295 (com.pega.pegarules.internal.bootstr) 1050 - Loading bootstrap properties from file:////opt/pegasystems/pega/tmp/PegaInstallTemp-10-October-2018-16.56.14/prbootstrap.properties
[java] 2018-10-10 16:56:42,303 (com.pega.pegarules.internal.bootstr) INFO - Could not find java:comp/env/prbootstrap/ in the local JNDI context, skipping prconfig setting lookup
[java] 2018-10-10 16:56:42,305 (com.pega.pegarules.internal.bootstr) INFO - Could not find prbootstrap in the local JNDI context, skipping prconfig setting lookup
[java] 2018-10-10 16:56:42,306 (com.pega.pegarules.internal.bootstr) 1050 - Unable to locate archive.properties properties, setting warVersion to -1
[java] 2018-10-10 16:56:42,307 (com.pega.pegarules.internal.bootstr) 1050 - Engine schema defined in allclasses: null
[java] 2018-10-10 16:56:42,308 (com.pega.pegarules.internal.bootstr) INFO - Could not find java:comp/env/prconfig/ in the local JNDI context, skipping prconfig setting lookup
[java] 2018-10-10 16:56:42,308 (com.pega.pegarules.internal.bootstr) INFO - Could not find prconfig in the local JNDI context, skipping prconfig setting lookup
[java] 2018-10-10 16:56:42,309 (com.pega.pegarules.internal.bootstr) 1050 - Engine classes schema: null
[java] 2018-10-10 16:56:42,309 (com.pega.pegarules.internal.bootstr) 1050 - Assembled classes schema: null
[java] Warn - VersionedJdbcJarReader - unable to load classes from the database: ORA-00942: table or view does not exist
[java]
[java] 2018-10-10 16:56:42,746 (com.pega.pegarules.internal.bootstr) WARNING - Could not initialize data source
[java]
[java] java.lang.IllegalStateException: Unable to initialize JdbcJarReader for table "PEGARULESUSR.pr_engineclasses"
[java] at com.pega.pegarules.internal.bootstrap.phase2.jdbc.PegaJdbcURLHandler.<init>(PegaJdbcURLHandler.java:135)
[java] at com.pega.pegarules.internal.bootstrap.phase2.util.JarLoaderDataSourceImpl.<init>(JarLoaderDataSourceImpl.java:89)
[java] at com.pega.pegarules.internal.bootstrap.phase2.util.JarLoaderTool.initDBConnection(JarLoaderTool.java:1806)
[java] at com.pega.pegarules.internal.bootstrap.phase2.util.JarLoaderTool.mainImpl(JarLoaderTool.java:1235)
[java] at com.pega.pegarules.internal.bootstrap.phase2.util.JarLoaderTool.main(JarLoaderTool.java:1046)

Regards-Venkat.