API Reference > presentation-common > Core > LoggingNamespaces LoggingNamespaces Enumeration Deprecated Use PresentationBackendLoggerCategory, PresentationBackendNativeLoggerCategory, PresentationFrontendLoggerCategory or PresentationComponentsLoggerCategory Enum of logging namespaces used by Presentation library. Use @bentley/bentleyjs-core/Logger to enable logging for these namespaces. Members Name Value Description ECObjects "ECObjects" ECPresentation "ECPresentation" ECObjects_ECExpressions "ECObjects.ECExpressions" ECPresentation_Connections "ECPresentation.Connections" ECPresentation_RulesEngine "ECPresentation.RulesEngine" ECObjects_ECExpressions_Parse "ECObjects.ECExpressions.Parse" ECObjects_ECExpressions_Evaluate "ECObjects.ECExpressions.Evaluate" ECPresentation_RulesEngine_Update "ECPresentation.RulesEngine.Update" ECPresentation_RulesEngine_Content "ECPresentation.RulesEngine.Content" ECPresentation_RulesEngine_Threads "ECPresentation.RulesEngine.Threads" ECPresentation_RulesEngine_Navigation "ECPresentation.RulesEngine.Navigation" ECPresentation_RulesEngine_Localization "ECPresentation.RulesEngine.Localization" ECPresentation_RulesEngine_Navigation_Cache "ECPresentation.RulesEngine.Navigation.Cache" ECPresentation_RulesEngine_RulesetVariables "ECPresentation.RulesEngine.RulesetVariables" Defined in presentation/common/src/presentation-common/Logging.ts Line 18 Last Updated: 11 June, 2024