Hello Team,

We are getting below exception while restarting... not sure why it keep on refer to jutil_lang-1.0.jar... anyone faced similar issue, do let us know.

FYI..

Caused by: java.lang.NoSuchMethodError: org/apache/commons/lang/StringUtils.isBlank(Ljava/lang/String;)Z (loaded from pegajdbc://1270963117:0/jutil_lang-1.0.jar by com.pega.pegarules.bootstrap.loader.PRAppLoader@1905bdb0) called from class com.pega.platform.pegasearch.searchmanager.internal.SearchNodeSettings (loaded from pegajdbc://1270963117:0/pegasearch.jar by com.pega.pegarules.bootstrap.loader.PRAppLoader@1905bdb0).
at com.pega.platform.pegasearch.searchmanager.internal.SearchNodeSettings.prepareSettings(SearchNodeSettings.java:81) ~[pegasearch.jar:?]
at com.pega.platform.pegasearch.searchmanager.internal.PegaSearchProviderImpl._initializeFTS(PegaSearchProviderImpl.java:305) ~[pegasearch.jar:?]
at com.pega.platform.pegasearch.searchmanager.internal.PegaSearchProviderImpl.initializeFTS(PegaSearchProviderImpl.java:173) ~[pegasearch.jar:?]
at com.pega.platform.pegasearch.searchmanager.internal.PegaSearchManagerImpl.initializeFTS(PegaSearchManagerImpl.java:120) ~[pegasearch.jar:?]
at com.pega.pegarules.search.internal.PRSearchProviderImpl.initializeFTS(PRSearchProviderImpl.java:157) ~[prprivate.jar:?]
at com.pega.pegarules.search.internal.PRSearchProviderImpl.initializeFTS(PRSearchProviderImpl.java:151) ~[prprivate.jar:?]
at com.pega.pegarules.session.internal.async.startup.SearchInitializationTask.runTask(SearchInitializationTask.java:38) ~[prprivate.jar:?]
at com.pega.pegarules.session.internal.async.startup.StartupTaskUtil.runTask(StartupTaskUtil.java:68) ~[prprivate.jar:?]
at com.pega.pegarules.session.internal.mgmt.PREnvironment.finishInit(PREnvironment.java:540) ~[prprivate.jar:?]
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) ~[?:1.8.0-internal]
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:95) ~[?:1.8.0-internal]
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:55) ~[?:1.8.0-internal]
at java.lang.reflect.Method.invoke(Method.java:508) ~[?:2.6 (04-27-2016)]
at com.pega.pegarules.session.internal.PRSessionProviderImpl.performTargetActionWithLock(PRSessionProviderImpl.java:1368) ~[prprivate.jar:?]
at com.pega.pegarules.session.internal.PRSessionProviderImpl.doWithRequestorLocked(PRSessionProviderImpl.java:1105) ~[prprivate.jar:?]