API Reference > imodeljs-frontend > QuantityFormatting > QuantityFormatter > reinitializeFormatAndParsingsMaps reinitializeFormatAndParsingsMaps Method Beta Reinitialize caches. Typically called by active UnitFormattingSettingsProvider. startDefaultTool - set to true to start the Default to instead of leaving any active tool pointing to cached unit data that is no longer valid reinitializeFormatAndParsingsMaps(overrideFormatPropsByUnitSystem: Map<UnitSystemKey, Map<string, FormatProps>>, unitSystemKey?: UnitSystemKey, fireUnitSystemChanged?: boolean, startDefaultTool?: boolean): Promise<void> Parameter Type Description overrideFormatPropsByUnitSystem Map<UnitSystemKey, Map<string, FormatProps>> unitSystemKey UnitSystemKey fireUnitSystemChanged boolean startDefaultTool boolean Returns - Promise<void> Defined in core/frontend/src/quantity-formatting/QuantityFormatter.ts Line 554 Last Updated: 11 June, 2024