Hi all, We have just finished an upgrade from Appian 7.6 to Appian 7.9, whi

Hi all,
We have just finished an upgrade from Appian 7.6 to Appian 7.9, which includes an upgrade of Jboss from 6.2 to 6.4
After running with success the configure script to apply all of our customisations to both jboss and appian the appian engines are all ok but when I start the jboss server I see the following error in the server.log file:
12:49:53,274 DEBUG [org.jboss.as.config] (MSC service thread 1-8) VM Arguments: -D[Standalone] -XX:+UseCompressedOops -verbose:gc -Xloggc:/common/applications/ebrd1/log/gc.log -XX:+PrintGCDetails -XX:+PrintGCDateStamps -XX:+UseGCLogFileRotation -XX:NumberOfGCLogFiles=5 -XX:GCLogFileSize=3M -XX:-TraceClassUnloading -Djboss.server.base.dir=/common/applications/ebrd1 -Djava.net.preferIPv4Stack=true -Djava.net.preferIPv6Addresses=false -Xms450M -Xmx450M -XX:MaxNewSize=150m -XX:NewSize=150m -XX:SurvivorRatio=6 -XX:PermSize=120m -XX:+HeapDumpOnOutOfMemoryError -XX:HeapDumpPath=/common/applications/ebrd1...

OriginalPostID-152408

OriginalPostID-152408

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  • ...hreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617) [rt.jar:1.8.0_45]
              at java.lang.Thread.run(Thread.java:745) [rt.jar:1.8.0_45]
    Caused by: java.lang.IllegalStateException: Duplicate layer 'base'
              at org.jboss.as.patching.installation.LayersFactory$ProcessedLayers.addLayer(LayersFactory.java:305)
              at org.jboss.as.patching.installation.LayersFactory.processRoot(LayersFactory.java:182)
              at org.jboss.as.patching.installation.LayersFactory.process(LayersFactory.java:127)
              at org.jboss.as.patching.installation.LayersFactory.load(LayersFactory.java:86)
              at org.jboss.as.patching.installation.InstallationManagerService.load(InstallationManagerService.java:96)
              at org.jboss.as.patching.installation.InstallationManagerService.start(InstallationManagerService.java:61)
              ... 5 more

    Does anyone know what could be the problem?
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  • ...hreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617) [rt.jar:1.8.0_45]
              at java.lang.Thread.run(Thread.java:745) [rt.jar:1.8.0_45]
    Caused by: java.lang.IllegalStateException: Duplicate layer 'base'
              at org.jboss.as.patching.installation.LayersFactory$ProcessedLayers.addLayer(LayersFactory.java:305)
              at org.jboss.as.patching.installation.LayersFactory.processRoot(LayersFactory.java:182)
              at org.jboss.as.patching.installation.LayersFactory.process(LayersFactory.java:127)
              at org.jboss.as.patching.installation.LayersFactory.load(LayersFactory.java:86)
              at org.jboss.as.patching.installation.InstallationManagerService.load(InstallationManagerService.java:96)
              at org.jboss.as.patching.installation.InstallationManagerService.start(InstallationManagerService.java:61)
              ... 5 more

    Does anyone know what could be the problem?
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