When using sap.m.routing.Router defining a pattern with optional parameter, the navigation fails if one of the optional parameters is not set and the error "cannot read property 'length' of null" is logged in the browser console.
- Application Routing
SAPUI5, sap.m.routing.Router, Router, Pattern, Optional Parameter, Application, Navigation, cannot read property 'length' of null, console, error , KBA , CA-UI5-COR , SAP UI5 Core and Runtime , Problem
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