Symptom
- The Approval Details tab in the Supplier Invoice app (F0859) shows no data, even though the authorization service ZSWF_FLEX_DEF_SRV_0001 is assigned.
- Users cannot view or approve approval details.
- An ABAP short dump shows exception CX_CSP_ACT_RESPONSE (component BC-ESI-RAP-CSP).
- The workflow log displays the message: 'Backend system alias not maintained'.
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Environment
- Product: SAP S/4HANA
- Fiori UI for Invoice Verification
Product
SAP S/4HANA Cloud Private Edition all versions
Keywords
approval details, f0859, supplier invoice, flexible workflow, swf_flex_def_srv, zswf_flex_def_srv_0001, s_service, srv_type ht, system alias, backend system alias not maintained, taskprocessing, /iwfnd/maint_service, odata 500, raise_shortdump, cx_csp_act_response, not displayed, not being displayed, not showed, SWF_FLEX_DEF_SRV , KBA , MM-FIO-IV , Fiori UI for Invoice Verification , Problem
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