Pega 8.6 PE Installation Error |Rulebase load failed

@MarcLasserre_GCS 

Can someone help to sort out this issue please

Targets:Initialization,Database Server Installation,Data Load,Configuration,PRPC Launching Buildfile: C:\Users\User\Downloads\.\pegaGuiInstallerTemp\build.xml

Initialization:      [echo] Beginning installation of Pega Platform 8.6.0 Personal Edition -- this process should take about 5-10 minutes ...     [mkdir] Created dir: D:\PRPCPersonalEdition     [mkdir] Created dir: D:\PRPCPersonalEdition\temp     [unzip] Expanding: C:\Users\User\Downloads\pegaGuiInstallerTemp\PersonalEdition.zip into D:\PRPCPersonalEdition      [echo] Configuring Tomcat (Setting Java Home and Catalina Home)...   [replace] Replaced 0 occurrences in 0 files.   [replace] Replaced 1 occurrences in 1 files.   [replace] Replaced 2 occurrences in 1 files.   [replace] Replaced 1 occurrences in 1 files.

Database Server Installation:      [exec] The files belonging to this database system will be owned by user "User".      [exec] This user must also own the server process.      [exec]       [exec] The database cluster will be initialized with locale "English_United Kingdom.1252".      [exec] The default text search configuration will be set to "english".      [exec]       [exec] Data page checksums are disabled.      [exec]       [exec] creating directory D:/PRPCPersonalEdition/pgsql/data ... ok      [exec] creating subdirectories ... ok      [exec] selecting default max_connections ... 100      [exec] selecting default shared_buffers ... 128MB      [exec] selecting default timezone ... Europe/London      [exec] selecting dynamic shared memory implementation ... windows      [exec] creating configuration files ... ok      [exec] running bootstrap script ... ok      [exec] performing post-bootstrap initialization ... ok      [exec] syncing data to disk ... ok      [exec]       [exec] Success. You can now start the database server using:      [exec]       [exec]     D:/PRPCPersonalEdition/pgsql/bin/pg_ctl -D ^"D^:^\PRPCPersonalEdition^/pgsql^\data^" -l logfile start      [exec]       [exec]       [exec] WARNING: enabling "trust" authentication for local connections      [exec] You can change this by editing pg_hba.conf or using the option -A, or      [exec] --auth-local and --auth-host, the next time you run initdb.      [echo]       [echo] Waiting for Postgres to start...

BUILD FAILED C:\Users\User\Downloads\pegaGuiInstallerTemp\build.xml:164: java.lang.ClassCastException: class jdk.internal.loader.ClassLoaders$AppClassLoader cannot be cast to class java.net.URLClassLoader (jdk.internal.loader.ClassLoaders$AppClassLoader and java.net.URLClassLoader are in module java.base of loader 'bootstrap')     at com.pega.pegarules.util.anttasks.IsDBAvailable.addJar(IsDBAvailable.java:59)     at com.pega.pegarules.util.anttasks.IsDBAvailable.execute(IsDBAvailable.java:83)     at org.apache.tools.ant.UnknownElement.execute(UnknownElement.java:292)     at jdk.internal.reflect.GeneratedMethodAccessor8.invoke(Unknown Source)     at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)     at java.base/java.lang.reflect.Method.invoke(Method.java:567)     at org.apache.tools.ant.dispatch.DispatchUtils.execute(DispatchUtils.java:99)     at org.apache.tools.ant.Task.perform(Task.java:350)     at org.apache.tools.ant.Target.execute(Target.java:449)     at org.apache.tools.ant.Target.performTasks(Target.java:470)     at org.apache.tools.ant.Project.executeSortedTargets(Project.java:1401)     at org.apache.tools.ant.Project.executeTarget(Project.java:1374)     at org.apache.tools.ant.helper.DefaultExecutor.executeTargets(DefaultExecutor.java:41)     at org.apache.tools.ant.Project.executeTargets(Project.java:1264)     at org.tp23.antinstaller.antmod.Main.runBuild(Main.java:710)     at org.tp23.antinstaller.antmod.Main.startAnt(Main.java:218)     at org.tp23.antinstaller.antmod.Launcher.run(Launcher.java:216)     at org.tp23.antinstaller.runtime.exe.AntLauncherFilter.exec(AntLauncherFilter.java:79)     at org.tp23.antinstaller.runtime.ExecInstall.exec(ExecInstall.java:88)     at org.tp23.antinstaller.selfextract.SelfExtractor.main(SelfExtractor.java:398)

Total time: 1 minute 21 seconds