Understanding OData Service Activation for SAP Fiori Applications in SAP S/4HANA
While accessing an SAP Fiori application, you may encounter a blank screen or an error indicating "No service found for namespace....."

This issue generally occurs when the required OData service is not activated or registered in the SAP Gateway Service Maintenance.
Follow the steps below to resolve this issue. STEP 1: Execute T-Code /n/IWFND/ERROR_LOG Locate the error entry with the description "No service found for namespace" and double-click on that line then click on XML Format to view the detailed error information.

STEP 2: Copy the Text after No service found for namespace”, name
FAC_MANAGE_POSTING_TMPL_SRV


