Getting blank screen after login to designer studio..

the log says com.pega.pegarules.pub.context.InvalidLocaleException: Invalid language specified: America/New

This is the error is see:

2018-10-12 10:47:33,854 [http-apr-8080-exec-1] [ STANDARD] [ ] [ LEEDS:01.01.01] ( mgmt.util.URLAccessUtil) INFO maine-dmr-dt8.pegacloud.net| Proprietary information hidden - URL Access Logging: SUPPRESS

2018-10-12 10:47:42,167 [http-apr-8080-exec-9] [ STANDARD] [ ] [ LEEDS:01.07.01] (questorInitialize.Code_.Action) ERROR maine-dmr-dt8.pegacloud.net| Proprietary information hidden Pegauser -

com.pega.pegarules.pub.context.InvalidLocaleException: Invalid language specified: America/New

at com.pega.pegarules.exec.internal.util.BasicLocaleImpl.createLocale(BasicLocaleImpl.java:132) ~[prprivate.jar:?]

at com.pega.pegarules.exec.internal.util.BasicLocaleImpl.createLocale(BasicLocaleImpl.java:203) ~[prprivate.jar:?]

at com.pega.pegarules.exec.internal.PRExecProviderImpl.ctorBasicLocale(PRExecProviderImpl.java:480) ~[prprivate.jar:?]

at com.pega.pegarules.session.internal.mgmt.PRThreadBase.setLocaleName(PRThreadBase.java:557) ~[prprivate.jar:?]

at com.pega.pegarules.session.internal.mgmt.PRThreadImpl.setLocaleName(PRThreadImpl.java:1112) ~[prprivate.jar:?]

at com.pegarules.generated.activity.ra_action_requestorinitialize_427d772bf9967b42fa8d887b0f447037.step25_circum0(ra_action_requestorinitialize_427d772bf9967b42fa8d887b0f447037.java:2203) ~[?:?]

at com.pegarules.generated.activity.ra_action_requestorinitialize_427d772bf9967b42fa8d887b0f447037.perform(ra_action_requestorinitialize_427d772bf9967b42fa8d887b0f447037.java:523) ~[?:?]

at com.pega.pegarules.session.internal.mgmt.Executable.doActivity(Executable.java:3597) ~[prprivate.jar:?]

at com.pega.pegarules.session.internal.mgmt.Executable.invokeActivity(Executable.java:10845) ~[prprivate.jar:?]

at com.pegarules.generated.activity.ra_action_applicationsetup_6373072fcfbdf7c63dcbcbd1cc37776e.step13_circum0(ra_action_applicationsetup_6373072fcfbdf7c63dcbcbd1cc37776e.java:1156) ~[?:?]

at com.pegarules.generated.activity.ra_action_applicationsetup_6373072fcfbdf7c63dcbcbd1cc37776e.perform(ra_action_applicationsetup_6373072fcfbdf7c63dcbcbd1cc37776e.java:298) ~[?:?]

at com.pega.pegarules.session.internal.mgmt.Executable.doActivity(Executable.java:3597) ~[prprivate.jar:?]

at com.pega.pegarules.session.internal.mgmt.base.ThreadRunner.runActivitiesAlt(ThreadRunner.java:646) ~[prprivate.jar:?]

at com.pega.pegarules.session.internal.mgmt.PRThreadImpl.runActivitiesAlt(PRThreadImpl.java:481) ~[prprivate.jar:?]

at com.pega.pegarules.session.internal.engineinterface.service.HttpAPI.runActivities(HttpAPI.java:3414) ~[prprivate.jar:?]

at com.pega.pegarules.session.external.engineinterface.service.EngineAPI.processRequestInner(EngineAPI.java:399) ~[prenginext.jar:?]

at sun.reflect.GeneratedMethodAccessor109.invoke(Unknown Source) ~[?:?]

at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) ~[?:1.8.0_171]

at java.lang.reflect.Method.invoke(Method.java:498) ~[?:1.8.0_171]

at com.pega.pegarules.session.internal.PRSessionProviderImpl.performTargetActionWithLock(PRSessionProviderImpl.java:1338) ~[prprivate.jar:?]

at com.pega.pegarules.session.internal.PRSessionProviderImpl.doWithRequestorLocked(PRSessionProviderImpl.java:1075) ~[prprivate.jar:?]

at com.pega.pegarules.session.internal.PRSessionProviderImpl.doWithRequestorLocked(PRSessionProviderImpl.java:930) ~[prprivate.jar:?]

at com.pega.pegarules.session.external.engineinterface.service.EngineAPI.processRequest(EngineAPI.java:336) ~[prenginext.jar:?]

at com.pega.pegarules.session.internal.engineinterface.service.HttpAPI.invoke(HttpAPI.java:854) ~[prprivate.jar:?]

at com.pega.pegarules.session.internal.engineinterface.etier.impl.EngineImpl._invokeEngine_privact(EngineImpl.java:331) ~[prprivate.jar:?]

at com.pega.pegarules.session.internal.engineinterface.etier.impl.EngineImpl.invokeEngine(EngineImpl.java:274) ~[prprivate.jar:?]

at com.pega.pegarules.session.internal.engineinterface.etier.impl.EngineImpl.invokeEngine(EngineImpl.java:251) ~[prprivate.jar:?]

at com.pega.pegarules.priv.context.JNDIEnvironment.invokeEngineInner(JNDIEnvironment.java:278) ~[prpublic.jar:?]

at com.pega.pegarules.priv.context.JNDIEnvironment.invokeEngine(JNDIEnvironment.java:223) ~[prpublic.jar:?]

at com.pega.pegarules.web.impl.WebStandardImpl.makeEtierRequest(WebStandardImpl.java:678) ~[prwebj2ee.jar:?]

at com.pega.pegarules.web.impl.WebStandardImpl.doPost(WebStandardImpl.java:394) ~[prwebj2ee.jar:?]

at sun.reflect.GeneratedMethodAccessor108.invoke(Unknown Source) ~[?:?]

at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) ~[?:1.8.0_171]

at java.lang.reflect.Method.invoke(Method.java:498) ~[?:1.8.0_171]

at com.pega.pegarules.internal.bootstrap.PRBootstrap.invokeMethod(PRBootstrap.java:370) ~[prbootstrap-7.3.1-218.jar:7.3.1-218]

at com.pega.pegarules.internal.bootstrap.PRBootstrap.invokeMethodPropagatingThrowable(PRBootstrap.java:411) ~[prbootstrap-7.3.1-218.jar:7.3.1-218]

at com.pega.pegarules.boot.internal.extbridge.AppServerBridgeToPega.invokeMethodPropagatingThrowable(AppServerBridgeToPega.java:224) ~[prbootstrap-api-7.3.1-218.jar:7.3.1-218]

at com.pega.pegarules.boot.internal.extbridge.AppServerBridgeToPega.invokeMethod(AppServerBridgeToPega.java:273) ~[prbootstrap-api-7.3.1-218.jar:7.3.1-218]

at com.pega.pegarules.internal.web.servlet.WebStandardBoot.doPost(WebStandardBoot.java:129) ~[prbootstrap-api-7.3.1-218.jar:7.3.1-218]

at com.pega.pegarules.internal.web.servlet.WebStandardBoot.doGet(WebStandardBoot.java:100) ~[prbootstrap-api-7.3.1-218.jar:7.3.1-218]

at javax.servlet.http.HttpServlet.service(HttpServlet.java:624) ~[servlet-api.jar:?]

at javax.servlet.http.HttpServlet.service(HttpServlet.java:731) ~[servlet-api.jar:?]

at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:303) ~[catalina.jar:7.0.88]

at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:208) ~[catalina.jar:7.0.88]

at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:52) ~[tomcat7-websocket.jar:7.0.88]

at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:241) ~[catalina.jar:7.0.88]

at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:208) ~[catalina.jar:7.0.88]

at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:219) ~[catalina.jar:7.0.88]

at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:110) ~[catalina.jar:7.0.88]

at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:498) ~[catalina.jar:7.0.88]

at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:169) ~[catalina.jar:7.0.88]

at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:103) ~[catalina.jar:7.0.88]

at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:683) ~[catalina.jar:7.0.88]

at org.apache.catalina.valves.AccessLogValve.invoke(AccessLogValve.java:1025) ~[catalina.jar:7.0.88]

at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:116) ~[catalina.jar:7.0.88]

at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:445) ~[catalina.jar:7.0.88]

at org.apache.coyote.http11.AbstractHttp11Processor.process(AbstractHttp11Processor.java:1139) ~[tomcat-coyote.jar:7.0.88]

at org.apache.coyote.AbstractProtocol$AbstractConnectionHandler.process(AbstractProtocol.java:637) ~[tomcat-coyote.jar:7.0.88]

at org.apache.tomcat.util.net.AprEndpoint$SocketProcessor.doRun(AprEndpoint.java:2555) ~[tomcat-coyote.jar:7.0.88]

at org.apache.tomcat.util.net.AprEndpoint$SocketProcessor.run(AprEndpoint.java:2544) ~[tomcat-coyote.jar:7.0.88]

at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149) [?:1.8.0_171]

at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624) [?:1.8.0_171]

at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61) ~[tomcat-coyote.jar:7.0.88]

at java.lang.Thread.run(Thread.java:748) [?:1.8.0_171]

***Edited by Moderator: Pallavi to update platform capability tags***