SAP Knowledge Base Article - Public

3592054 - Custom table API "503" error

Symptom

"503" error returned when running: GET "/api/custom-table/v1/customTables/{tableName}" call in Custom Table API Swagger UI website.

Environment

SAP SALES CLOUD CPQ

Reproducing the Issue

  1. Open Custom Table API Swagger UI website
  2. Run a GET customtable call
  3. See 503 error.

Cause

The root cause of the issue could be related to configuration of custom table instances that get corrupted, and depending on the Load Balancer route, the API throws the issue. 

Resolution

Please create a ticket to SAP CPQ Support team so that Operations team can be engaged.

See Also

Custom Table API Swagger UI

Custom Table API

Keywords

API, Custom Table, Swagger, Error, 503,  , KBA , CEC-SAL-CPQ , Sales Cloud CPQ , Problem

Product

SAP CPQ 2025