Symptom
How to configure the parameter 'HOOK_URL' to connect an external catalog for procurement process?
Environment
SAP S/4HANA Cloud Public Edition
Resolution
For Punchout catalog it is necessary to define the HOOK_URL and the value should be left as blank with type as Return URL. The value will be calculated at run time based on SAP server and system details and it should consider to have the value returned to this url after catalog punchout.
It is also possible to define or hard code the value of this parameter.
See Also
2375333 - Correct way to maintain HOOK_URL value for Catalog Call Stucture during Punch out scenario for Fiori UI (S4H)
Keywords
hook, url, Punchout, OCI, Catalog, parameter, MM-FIO-PUR-CA-OCI, S4_1C, S4HC, S4_PC, X4BC, MM-FIO-PUR-REQ-SSP, communication , KBA , MM-FIO-PUR-CA-OCI , Fiori UI for Open Catalog Interface , How To