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java.util.ConcurrentModificationException at java.util.LinkedHashMap$LinkedHashIterator.nextEntry(LinkedHashMap.java:390) at java.util.LinkedHashMap$EntryIterator.next(LinkedHashMap.java:409) at java.util.LinkedHashMap$EntryIterator.next(LinkedHashMap.java:408) at org.mvel2.ast.Function.<init>(Function.java:84) at org.mule.el.mvel.MVELFunctionAdaptor.<init>(MVELFunctionAdaptor.java:27) at org.mule.el.mvel.MVELExpressionLanguageContext.declareFunction(MVELExpressionLanguageContext.java:229) at com.mulesoft.habitat.expressions.HabitatExpressionLanguageExtension.configureContext(HabitatExpressionLanguageExtension.java:37) at org.mule.el.mvel.GlobalVariableResolverFactory.<init>(GlobalVariableResolverFactory.java:37) at org.mule.el.mvel.MVELExpressionLanguage.evaluate(MVELExpressionLanguage.java:147) at org.mule.el.mvel.MVELExpressionLanguage.evaluate(MVELExpressionLanguage.java:133) at org.mule.expression.DefaultExpressionManager.evaluate(DefaultExpressionManager.java:220) at org.mule.expression.DefaultExpressionManager$2.match(DefaultExpressionManager.java:481) at org.mule.util.TemplateParser.parse(TemplateParser.java:153) at org.mule.util.TemplateParser.parse(TemplateParser.java:130) at org.mule.expression.DefaultExpressionManager.parse(DefaultExpressionManager.java:477) at org.mule.expression.DefaultExpressionManager.parse(DefaultExpressionManager.java:436) at org.mule.api.processor.LoggerMessageProcessor.log(LoggerMessageProcessor.java:89) at org.mule.api.processor.LoggerMessageProcessor.process(LoggerMessageProcessor.java:71) at org.mule.execution.ExceptionToMessagingExceptionExecutionInterceptor.execute(ExceptionToMessagingExceptionExecutionInterceptor.java:27) at org.mule.execution.MessageProcessorNotificationExecutionInterceptor.execute(MessageProcessorNotificationExecutionInterceptor.java:46) at org.mule.execution.MessageProcessorExecutionTemplate.execute(MessageProcessorExecutionTemplate.java:43) at org.mule.execution.ExceptionToMessagingExceptionExecutionInterceptor.execute(ExceptionToMessagingExceptionExecutionInterceptor.java:27) at org.mule.execution.MessageProcessorNotificationExecutionInterceptor.execute(MessageProcessorNotificationExecutionInterceptor.java:46) at org.mule.execution.MessageProcessorExecutionTemplate.execute(MessageProcessorExecutionTemplate.java:43) at org.mule.api.processor.MessageProcessors$LifecyleAwareMessageProcessorWrapper.process(MessageProcessors.java:114) at org.mule.execution.ExceptionToMessagingExceptionExecutionInterceptor.execute(ExceptionToMessagingExceptionExecutionInterceptor.java:27) at org.mule.execution.MessageProcessorNotificationExecutionInterceptor.execute(MessageProcessorNotificationExecutionInterceptor.java:46) at org.mule.execution.MessageProcessorExecutionTemplate.execute(MessageProcessorExecutionTemplate.java:43) at org.mule.modules.oauth2.provider.processors.AbstractListeningMessageProcessor.processEvent(AbstractListeningMessageProcessor.java:117) at org.mule.modules.oauth2.provider.OAuth2ProviderModule.validate(OAuth2ProviderModule.java:473) at org.mule.modules.oauth2.provider.processors.ValidateMessageProcessor$1.process(ValidateMessageProcessor.java:181) at org.mule.modules.oauth2.provider.adapters.OAuth2ProviderModuleProcessAdapter$1.execute(OAuth2ProviderModuleProcessAdapter.java:36) at org.mule.modules.oauth2.provider.processors.ValidateMessageProcessor.process(ValidateMessageProcessor.java:167) at org.mule.execution.ExceptionToMessagingExceptionExecutionInterceptor.execute(ExceptionToMessagingExceptionExecutionInterceptor.java:27) at org.mule.execution.MessageProcessorNotificationExecutionInterceptor.execute(MessageProcessorNotificationExecutionInterceptor.java:46) at org.mule.execution.MessageProcessorExecutionTemplate.execute(MessageProcessorExecutionTemplate.java:43) at org.mule.execution.ExceptionToMessagingExceptionExecutionInterceptor.execute(ExceptionToMessagingExceptionExecutionInterceptor.java:27) at org.mule.execution.MessageProcessorExecutionTemplate.execute(MessageProcessorExecutionTemplate.java:43) at org.mule.interceptor.AbstractEnvelopeInterceptor.process(AbstractEnvelopeInterceptor.java:55) at org.mule.execution.ExceptionToMessagingExceptionExecutionInterceptor.execute(ExceptionToMessagingExceptionExecutionInterceptor.java:27) at org.mule.execution.MessageProcessorNotificationExecutionInterceptor.execute(MessageProcessorNotificationExecutionInterceptor.java:46) at org.mule.execution.MessageProcessorExecutionTemplate.execute(MessageProcessorExecutionTemplate.java:43) at org.mule.processor.AbstractFilteringMessageProcessor.process(AbstractFilteringMessageProcessor.java:44) at org.mule.execution.ExceptionToMessagingExceptionExecutionInterceptor.execute(ExceptionToMessagingExceptionExecutionInterceptor.java:27) at org.mule.execution.MessageProcessorNotificationExecutionInterceptor.execute(MessageProcessorNotificationExecutionInterceptor.java:46)