Endeca Controller - start and stop Endeca Server - Write in progress with generation

Concurrent Update error : 

ispatcherThread.java:178)
**** Error      Thu Jun 19 08:13:03 PDT 2014    1403190783340   /atg/commerce/endeca/index/CategoryToDimensionOutputConfig
**** info       Thu Jun 19 08:13:03 PDT 2014    1403190783355   /atg/commerce/endeca/index/ProductCatalogSimpleIndexingAdmin    Indexing process cancelled, Endeca says: atg.repository.search.indexing.IndexingException: com.endeca.itl.recordstore.ConcurrentWriteException: Write in progress with generation 42
**** Error      Thu Jun 19 08:13:03 PDT 2014    1403190783357   /atg/commerce/endeca/index/ProductCatalogSimpleIndexingAdmin    ---     atg.repository.search.indexing.IndexingException: com.endeca.itl.recordstore.ConcurrentWriteException: Write in progress with generation 42

 The below script can be use to start and stop the three Endeca Services.
Also clear the logs before restarting.

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#!/bin/bash


########################################################
# #     Endeca Clean and Start Scripts               ###
# #                                                  ###
# #     Author : Anilal KG                           ###
# #                                                  ###
# #     Version  : 0.1                               ###
########################################################


SCRIPT=endeca
ENDECA_INSTALL_BASE=/path/to/endeca

PS_BIN=${ENDECA_INSTALL_BASE}/PlatformServices/6.1.4/tools/server/bin
TF_BIN=${ENDECA_INSTALL_BASE}/ToolsAndFrameworks/3.1.2/server/bin
CAS_BIN=${ENDECA_INSTALL_BASE}/CAS/3.1.2.1/bin
APP_LOG=${ENDECA_INSTALL_BASE}/apps/$1/logs/  ## path to endeca apps logs

if [ -z "$1" ]
    then
         echo ""
            echo "Usage: "
            echo ""
            echo "  sh endecacontroller.sh  <appname> "
            exit
fi

if [ ! -d "$APP_LOG" ]; then
    printf "\n The ENDECA application -- $1 -- does not exists .Please check once again \n"
    exit
fi

echo ""
echo "Stopping CAS  ".${CAS_BIN}
${CAS_BIN}/cas-service-shutdown.sh


echo ""
echo "Stopping Tools And Frameworks  ".${TF_BIN}
${TF_BIN}/shutdown.sh


##
echo ""
echo "Stopping PlatformServices  ".${PS_BIN}
${PS_BIN}/shutdown.sh 


## clearing logs
echo ""
echo "Clearing the application logs .."
echo $APP_LOG
rm -rf $APP_LOG/*.*



echo ""
echo "Starting Platform Services  "
${PS_BIN}/startup.sh 


echo ""
echo "Starting Tools And Frameworks  "
${TF_BIN}/startup.sh


echo ""
echo "Starting CAS  "
${CAS_BIN}/cas-service.sh &


echo ""
echo ""
echo "Status of the ports listening -double check manually --Listenting for ports..."
echo ""
echo ""

netstat -plnt | grep :::8


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