SAP Knowledge Base Article - Preview

2455448 - "No 'Access-Control-Allow-Origin' header is present on the requested resource" when running SAP Web IDE application


  • Error: No 'Access-Control-Allow-Origin' header is present on the requested resource
  • Cannot access backend in SAP Web IDE application



  • SAP Web IDE
  • SAP Cloud Platform


SAP Business Technology Platform all versions ; SAP Cloud Platform Web IDE 2.0 ; SAP Web IDE 1.0, personal edition


Access-Control-Allow-Origin, Web IDE, cockpit, domain, Destination, Connector, blocked by CORS policy, blocked, CORS, cf, cloud foundry, neo, rest, odata , KBA , CA-WDE , SAP Web Development Environment [SAP Web IDE] , BC-NEO-TOOLS , HANA Cloud Platform Development Tools , BC-NEO-CPT , SAP BTP Cockpit [Feature Set A] , Problem

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