Resolved | Endeca export site failure

Export site failed with below exception.
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Can't load log handler "com.endeca.soleng.eac.toolkit.logging.RelativePathFileHandler"
java.io.IOException: Couldn't get lock for /srv/endeca/apps/Store/logs/Store.%u.%g.log
java.io.IOException: Couldn't get lock for /srv/endeca/apps/Store/logs/Store.%u.%g.log
        at java.util.logging.FileHandler.openFiles(FileHandler.java:389)
        at java.util.logging.FileHandler.<init>(FileHandler.java:254)
        at com.endeca.soleng.eac.toolkit.logging.RelativePathFileHandler.<init>(RelativePathFileHandler.java:93)
        at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
        at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:57)
        at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
        at java.lang.reflect.Constructor.newInstance(Constructor.java:526)
        at java.lang.Class.newInstance(Class.java:374)
        at java.util.logging.LogManager$4.run(LogManager.java:690)
        at java.security.AccessController.doPrivileged(Native Method)
        at java.util.logging.LogManager.loadLoggerHandlers(LogManager.java:683)
        at java.util.logging.LogManager.initializeGlobalHandlers(LogManager.java:1255)
        at java.util.logging.LogManager.access$1300(LogManager.java:148)
        at java.util.logging.LogManager$RootLogger.getHandlers(LogManager.java:1338)
        at java.util.logging.Logger.log(Logger.java:609)
        at java.util.logging.Logger.doLog(Logger.java:631)
        at java.util.logging.Logger.log(Logger.java:654)
        at java.util.logging.Logger.fine(Logger.java:1204)
        at com.endeca.soleng.eac.toolkit.Controller.parseArgs(Controller.java:1036)
        at com.endeca.soleng.eac.toolkit.Controller.main(Controller.java:136)
[02.17.17 11:17:18] INFO: Checking definition from AppConfig.xml against existing EAC provisioning.
[02.17.17 11:17:28] SEVERE: Caught an exception while checking provisioning.

Caused by com.endeca.soleng.eac.toolkit.exception.EacCommunicationException
com.endeca.soleng.eac.toolkit.application.Application isDefined - Caught exception while querying for defined application list.
Caused by com.endeca.eac.client.EACFault
sun.reflect.NativeConstructorAccessorImpl newInstance0 - null

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Solution :
         1)      Stop the EAC (Endeca HTTP Service)
         2)      Rename the directory  ENDECA_CONF/state to state-backup
         3)      Create an empty state directory
         4)      Start the Endeca HTTP Service again